Answer:
an inverse relationship
Rachel is feeling ill. Which symptom indicates that Rachel's illness is related to her ear and that she should consult a doctor? tooth sensitivity neck or jaw pain sensitivity to light loss of balance
Answer:
light loss of balance
Explanation:
it makes the person who is ill unstable
Light loss of balance symptom indicates that Rachel's illness is related to her ear and that she should consult a doctor.
What are the symptoms of illness related to ear?A physical or psychological issue that a person has that could be a sign of an illness or condition is known as symptom. Symptoms are invisible and do not appear on diagnostic tests.
symptoms of illness related to ear in child include:
ache in the ears, particularly when sleeping downgrabbing an ear or pulling itdifficulty sleeping excessive cryingFussinessdifficulty hearing or recognizing soundsloss of balancea fever of at least 100 F (38 C).fluid coming out of the earHeadachereduced appetiteAdults typically exhibit the following signs and symptoms in illness related to ear:
ear discomfortan ear infection fluid drainage hearing issuesLearn more about symptoms, refer the link:
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Which of the following correctly shows the offspring probability for a cross between two yellow pea plants (Yy x YY), if yellow is the dominant trait?
The offspring probability for a cross between two yellow pea plants (Yy x YY) if yellow is the dominant trait is 100 percent yellow offspring and 50 percent of each genotype (i.e. Yy and YY genotypes).
What is genetic probability?The expression genetic probability makes reference to the likelihood to inherit a given phenotype and or a genotype from a genetic cross. In this case, one of the parents is homozygous dominant and therefore all F1 will be dominant.
Therefore, with this data, we can see that genetic probability makes reference to the phenotypes and genotypes in the progeny.
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Southern California has been in drought conditions for several years which means it is much drier than normal. In the summer months, the temperature can easily reach 110 degrees Fahrenheit. You are investigating how plants respond to the dry, extremely hot conditions. It is approximately 1 pm when you make your observation. What would you expect to see? And why? To avoid losing too much water, the stomata will be closed. O To prevent photosynthesis from occurring, the stomata will be closed. The stomata will be open to allow the plant to absorb carbon dioxide. O The plant needs water so the stomata must stay open.
In the dry and extremely hot conditions of Southern California during summer, at approximately 1 pm, one would expect to see that the stomata of plants are closed. This is because to avoid excessive water loss through transpiration, plants tend to close their stomata, which are tiny openings on the surface of leaves responsible for gas exchange. Closing the stomata helps to conserve water by reducing the loss of water vapor from the plant's leaves.
Stomata play a crucial role in gas exchange during photosynthesis. However, when plants are exposed to hot and dry conditions, the closure of stomata becomes essential to prevent excessive water loss. By closing their stomata, plants can reduce transpiration and conserve water. Transpiration is the process through which water vapor escapes from the plant through the stomata.
Closing the stomata helps in minimizing water loss by reducing the evaporation of water from the plant's leaves into the surrounding dry air. This is particularly important in drought conditions when water availability is limited. By conserving water, plants can better withstand the dry and hot environment.
While the closure of stomata helps in water conservation, it also has an impact on photosynthesis. When the stomata are closed, the exchange of gases, including carbon dioxide (CO2) for photosynthesis, is restricted. As a result, the rate of photosynthesis decreases. However, in extremely hot and dry conditions, the priority for the plant is to conserve water rather than carry out photosynthesis. Therefore, it is expected that the stomata will be closed to limit water loss, even though this reduces the availability of CO2 for photosynthesis.
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1. Assume both players push on the tip-off. One of the nudges it upward with 12N about 13cm ⊥ to the rotation axis. The other player nudges it downward with 11 N at 7cm ⊥ to the rotation axis. Find net torque on the ball. (4 pts)
Answer:
people play basket ball on espn every year
Explanation:
i just need points
What is the freezing point of a solution containing 8.1 grams of HBr in 100g water?
The freezing point of the solution is - 3.53°C, when the concentration of the solute is 8.1 gm and water is 100gm.
What is the Freezing point?The temperature at which a liquid turns into a solid under normal atmospheric pressure is known as the freezing point. A melting point, on the other hand, is the temperature at which a solid turns into a liquid at ordinary atmospheric pressure. The temperature at which solid and liquid phases coexist in equilibrium is a more precise definition of the freezing point. The temperature at which a substance melts (or freezes) at one atmosphere of pressure is known as the normal freezing point.
What is Concentration?The amount of solute contained in a specific amount of solution is the substance's concentration. The number of moles of solute in 1 L of solution, or molarity, is used to express concentrations.
Calculations:The concentration of Solute = 8.1gm and water = 100 gms, α = 0.9
We know that,
ΔTf = i(Kf)m
= 1 + (n-1)α × 1.86 × 8.1/80 × 100/100
ΔTf = 1.91.861 = 3.53°C.
now, the freezing point of the solution = 0 - 3.53 = -3.53°C.
Hence, the freezing point of the solution is - 3.53°C, when the concentration of the solute is 8.1 gm and water is 100gm.
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Plz help me im really confused. The questions are in the second pic and the vehicles are in the first the fetures are in the last 3 the check mars are just to see which data for that vehicle is safer. The check marks are just to see which data is safer for that car.
Answer:
1.ima say car 2 is safer than car 1.
2.airbags: airbags make it safer because if you get in a reck they will protect you againsed more harm then if you didnt have airbags.
breaking distance: it takes less distance to stop so if there was a reck up the streat you could stop and turn around so you wouldnt get into that wreck.
accrleration: it can make you go faster so incase someoe behind you is speading you could speadup and turn into a parking lot and you wouldent get hurt.
3. car 2 is safer because it has breaking distance and it can stop you way before you get into a wreck than car 1 that doesnt have that ability
Explanation: ima award myself brainliest. Dont ask why i just answerd my own question on here. Yay
which thermometer one containing mercury or one containing alcohol, could be used in a polar region where the temperature reaches below -40 degrees?
Kamal said the distance from the top of the balloon to the ground in the Example is Ï···· 353 ft. What mistake might Kamal have made? 1 2
Complete question is;
Kamal said the distance from the top of the balloon to the ground in the Example image attached is √353 ft. What mistake might Kamal have made?
Answer:
the mistake Kamal made is that she probably used 17 ft as the perpendicular side of the triangle with b as the hypotenuse instead of using 17ft as the hypotenuse
Explanation:
From the image attached, we can see that the distance from the top of the balloon which is blue in color to the ground is denoted by "b".
Now the triangle is a right angle triangle with hypotenuse = 15ft + 2ft = 17 ft; the adjacent side = 8 ft, while the opposite side is "b".
Thus, we can use pythagoras theorem to solve this as;
b = √(17² - 8²)
b = √(289 - 64)
b = √225
b = 15ft
However,we are told Kamal got b as √353 ft.
From inspection of the calculations we just did, if we had used addition instead of subtraction, we would have gotten b = √353 ft.
Thus, we can under that the mistake Kamal made is that she probably used 17 ft as the perpendicular side of the triangle with b as the hypotenuse instead of using 17ft as the hypotenuse.
A child looks at his reflection in a spherical Christmas tree ornament 8.0 cm in diameter in season that the image of his face is reduced by 1/2 how far is his face from the ornament
From the information given,
diameter of ornament = 8
radius = diameter/2 = 8/2
radius of curvature, r = 4
Recall,
focal length, f = radius of curvature/2 = 4/2
f = 2
Recall,
magnification = image d
acrostic poem for cell theory. Especially theory
Answer:
In biology, cell theory is the historic scientific theory, now universally accepted, that living organisms are made up of cells, that they are the basic structural/organizational unit of all organisms, and that all cells come from pre-existing cells. Cells are the basic unit of structure in all organisms and also the basic unit of reproduction.
Explanation:
The three tenets to the cell theory are as described below:
All living organisms are composed of one or more cells.
The cell is the basic unit of structure and organization in organisms.
Cells arise from pre-existing cells.
There is no universally accepted definition of life. Some biologists consider non-cellular entities such as viruses living organisms,[1] and thus reasonably disagree with the first tenet. Throughout this article, it will lead you through the history of cell theory, how the discovery of cells was made possible, what the cell theory has become today and background information and history regarding other opposing concepts of cell theory.
How do stars, like our sun, release energy? Is it fission or fusion?
Answer:
Fusion
Explanation:
Fusion is what powers the sun. Fission is the splitting of a heavy, unstable nucleus into two lighter nuclei, and fusion is the process where two light nuclei combine together releasing vast amounts of energy.
The figure shows the position s of an object as a function of time t. Identify the intervals where the acceleration is positive. Consider only the intervals [0,10],[10,20],[20,30],[30,40], and [40,50] (Give your answer as an interval in the form (*,*). Use the symbol [infinity] for infinity, ∪ for combining intervals, and an appropriat type of parenthesis "(",")", "[","]" depending on whether the interval is open or closed. Enter ∅ if the interval is empty. Expres. numbers in exact form. Use symbolic notation and fractions where needed.)
To identify the intervals where the acceleration is positive, we need to examine the slope of the position-time graph since the slope represents the velocity, and the change in velocity over time gives us the acceleration.
About VelocityVelocity is a vector quantity that indicates how fast an object is moving. The magnitude of this vector is called speed and is expressed in meters per second. Velocity or speed: the quotient between the distance traveled and the time interval. Velocity or speed is a scalar quantity. Speed or velocity is the quotient of the displacement with the time interval. Speed or velocity is a vector quantity.
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The phase Ø of light of wavelength λ travelling through a shifter with refraction index n is given by Øs = 2πntλ-1, where t is the shifter thickness. The phase of the same light wave travelling through air for a distance equal to t is Øa= 2ntλ-1. Derive an expression for the thickness of the shifter as a function of λ and n in order to obtain a phase shift of 180°.
The thickness of the shifter is given as t = λ / 2n.
The given equation of the phase of light of wavelength λ traveling through a shifter with a refractive index n is given by: Øs = 2πntλ-1, where t is the thickness of the shifter.
The phase of the same light wave traveling through air for a distance equal to t is Øa= 2ntλ-1.
We are supposed to derive an expression for the thickness of the shifter as a function of λ and n to get a phase shift of 180°.
Given, The phase of light of wavelength λ traveling through a shifter with a refractive index n is given by: Øs = 2πntλ-1
The phase of the same light wave traveling through air for a distance equal to t is Øa = 2ntλ-1
To obtain a phase shift of 180°, we have: Øs - Øa = πi where i is an integer.
Substituting the value of Øs and Øa in the above expression, we have:
2πntλ-1 - 2ntλ-1 = πi2πntλ-1 - 2ntλ-1
= π(2nλt) / λ2πntλ-1
= 2nλt / λπt
= λ / 2n
Hence, the thickness of the shifter is given as t = λ / 2n.
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if a fisherman applies a horizontal force with magnitude 50.5 n to the box and produces an acceleration of magnitude 3.50 m/s2 , what is the mass of the box?
The mass of the box that the fisherman is carrying when he applies a horizontal force with magnitude 50.5 N to it and produces an acceleration of magnitude \(3.50 m/s^2\) is 14.43 kg.
First, we need to recognize that the applied force causes the box to experience an acceleration. This acceleration, which is symbolized as a, is given in the question as \(3.50 m/s^2\).
Second, we need to determine the mass of the box, which is symbolized as m.
Third, we need to recognize that the force applied by the fisherman, which is symbolized as F, is equal to the product of the mass of the box and its acceleration.
F = ma
m = F/a
Substituting the given values into the equation:
m = (50.5N)/(\(3.50 m/s^2\)) = 14.43 kg
Therefore, the mass of the box that the fisherman is carrying is 14.43 kg.
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pls help with my science homework
3b
A. Time taken for swing of a pendulum is 2.3 seconds per swing.
B. To find the time for one swing more accurately, the student can increase the number of swings, use a stopwatch with higher precision, minimize external disturbances, and repeat the experiment to calculate the average time.
The time taken for 20 swings of a pendulum is 46 seconds. To find the time for one swing, we need to divide the total time by the number of swings.
a. Time for one swing: 46 seconds / 20 swings = 2.3 seconds per swing.
To find the time for one swing more accurately, the student can employ the following techniques:
1. Increase the number of swings: By measuring the time for a larger number of swings, the student can reduce the impact of measurement errors and obtain a more precise average time. For example, measuring the time for 100 swings and then dividing by 100 would provide a more accurate estimate.
2. Use a stopwatch or timer with higher precision: Using a stopwatch or timer that provides more decimal places or higher precision can help capture smaller time intervals more accurately. This can reduce rounding errors and improve the accuracy of the measurement.
3. Minimize external disturbances: To ensure accurate timing, it is important to minimize external disturbances that may affect the pendulum's motion, such as air drafts or vibrations. Conducting the experiment in a controlled environment can help reduce these disturbances and enhance measurement accuracy.
4. Repeat the experiment: Performing the measurement multiple times and calculating the average time can help account for any inconsistencies or random errors in the measurements. This can lead to a more reliable and accurate estimate of the time for one swing.
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where is the center of the universe located? and any 16 or older guys on here who are down to talk?? i got a pad we can talk on :) (i'm 17)
Answer:
the center of the universe is in your mom's stomach. why do I keep seeing people wanting to look for a date. the f. u. c. k.?
PLEASE HELP ASAP IM GIVING 10 POINTS AND BRAINLEIST put the measurements in order from largest to smallest. milligram decigram decagram gram kilogram
Answer:
decigram milligram gram decagram kilogram
PLS HELP
What is the gravitational force acting on a 53 kg object standing on the surface of the Earth?
a) 5.3 N
b) 63N
c)48N
d) 530N
Answer:
D.
Explanation:
DId the test
The gravitational force acting on the body of mass 53 Kg on earth will be 530 Newtons.
What is Weight ?
Weight is the force exerted by earth on a body on the surface of earth. Mathematically -
W = mg
Given is a 53 kg object standing on the surface of the Earth.
The gravitational force acting on the body will be same as it weight and will be directed towards the center of earth. Using the formula for weight -
W = mg = 53 x 10 = 530 N [taken g = 10 m/s²]
Therefore, the gravitational force acting on the body of mass 53 Kg on earth will be 530 Newtons.
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You measured the resistance of a 4,000-watt heat strip that has a resistance of 18 ohms. how many amps would you expect to measure when the heat strips are energized?
The current expected to measure when the heat strips are energized is 14.1A.
What is current?Current can be defined as the rate of flow of electric charge round a circuit.
To calculate the current that will be measured when the heat strips are energized, we use the formula below.
Formula:
P = I²R............ Equation 1Where:
P = PowerI = CurrentR = ResistanceMake I the subject of the equation
I = √(P/R)............. Equation 2From the question,
Given:
P = 4000 wattR = 18 ohmsSubstitute these values into equation 2
I = √(4000/18)I = √(222.22)I = 14.91 AHence, the current expected to measure when the heat strips are energized is 14.1A.
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does this mean that positive charges create positive fields and negative charges create negative fields?
Yes, that is correct because, Positive charges create positive electric fields, and negative charges create negative electric fields.
The force of the field is determined by the magnitude of the charge and the distance from the charge. Electric fields generated by a positive charge will repel other positive charges, and attract negative charges, while electric fields generated by a negative charge will repel other negative charges, and attract positive charges.
Electric fields are a physical field that surrounds electrically charged particles and exerts force on all other charged particles in the vicinity. The electric field is defined as the electric force per unit charge. It is measured in volts per meter (V/m) and is calculated by dividing the electric force by the charge of the particle.
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Two children are pulling and pushing a 30.0 kg sled. The child pulling the sled is exerting a force of 12.0 N at a 45o angle. The child pushing the sled is exerting a horizontal a force of 8.00 N. There is a force of friction of 5.00 N. What is the acceleration of the sled? Round the answer to the nearest hundredth
what is the underlying force in all types of mass movements?
The underlying force in all types of mass movements is gravity.
Gravity is the force that attracts objects with mass towards each other. In the case of mass movements, it is the force that causes rocks, soil, snow, or other materials to move downhill or away from a slope or vertical face. This force is the result of the weight of the material acting on itself and the underlying surface, which can cause stress and deformation in the soil or rock.
The driving force for mass movements can come from different sources, including natural phenomena such as earthquakes or heavy rainfall, or human activities such as mining or construction. However, in all cases, gravity is the force that pulls the material down the slope or away from the vertical face.
The speed and magnitude of a mass movement depend on several factors, including the type and properties of the material, the steepness and shape of the slope, the water content, and the force and duration of the triggering event. Understanding the role of gravity in mass movements is crucial for predicting, preventing, and mitigating the effects of natural hazards such as landslides, rockfalls, or avalanches.
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Explain Kinetic and potential energy
Answer:
Energy implies as the object’s capability to perform work. It is something that cannot be created or destroyed but can only be transformed. An object loses its energy, when it performs work, whereas it gains energy when the work is performed on it. Energy is broadly classified as kinetic energy and potential energy. While kinetic energy is the energy which an object contains because of a particular motion.
On the other hand, potential energy is the stored energy, because of its state of rest. As both the two forms of energy are measured in joules, people get easily confused between these two. So, take a read of the article which will help you to understand the differences between kinetic and potential energy.
Explanation:
Hope this helps - Good luck ^w
Answer:
Energy stored in an object due to its position is Potential Energy. · Energy that a moving object has due to its motion is Kinetic Energy.
Explanation:
Question. 1 How much heat is necessary to warm 500g of water from 20°C to 65°C?
Answer:
The heat necessary to warm 500g of water from 20°C to 65°C is 37,620 J.
Explanation:
GIVEN: m = 500 gm, T₂ = 65°C AND T₁ = 20°C, we know that c (specific heat capacity) = 4180
TO FIND: The heat necessary to warm 500g of water from 20°C to 65°C.
SOLUTION:
By using the heat equation,
Q=m c ΔT
ΔT = T₂ - T1
ΔT = 65 - 20 = 45°C
In this case,
Q = 0.2 × 4180 × 45 = 37,620 J
Em um centro de distribuição uma empilhadeira carrega uma caixa de 1000kg até o caminhão responsável pelo transporte desta carga. Partindo do repouso a empilhadeira precisa percorrer uma certa distância 8,4 m para atingir a sua velocidade máxima de operação 10 k/h. Determine a força média necessária para acelerar essa carga.
Answer:
F = 592238.09 N
Explanation:
To find the mean force you first calculate the acceleration by using the following kinematic equation:
\(v^2=v_o^2+2ax\\\\v_o=0m/s\\\\v=10km/h\\\\x=8.4m\\\\\)
you do "a" the subject of the equation and replace the values of the other parameters:
\(a=\frac{v^2}{2x}=\frac{10000m/s}{2(8.4m)}=595.23\frac{m}{s^2}\)
next, the force, by using the second Newton law is:
\(F=ma=(1000kg)(595.23\frac{m}{s^2})=595238.09\ N\)
hence, the force is 592238.09 N
- - - - - - - - - - - - - - - - - - - - - - - - - - -
TRANSLATION:
Para encontrar a força média, primeiro calcule a aceleração usando a seguinte equação cinemática:
você faz "a" o assunto da equação e substitui os valores dos outros parâmetros:
Em seguida, a força, usando a segunda lei de Newton, é:
portanto, a força é 592238.09 N
In a diagnostic x-ray procedure, 5.00×1010 photons are absorbed by tissue with a mass of 0.600 kg. The x-ray wavelength is 2.00×10^-2 nm.What is the total energy absorbed by the tissue (in Joules)?What is the equivalent dose in rem?
The total energy absorbed by the tissue is 4.98×10^-4 J. The equivalent dose in rem cannot be determined without additional information.
The energy absorbed by the tissue can be calculated using the formula:
E = N * h * c / λ
where E is the energy absorbed, N is the number of photons absorbed, h is Planck's constant (6.626×10^-34 J·s), c is the speed of light (2.998×10^8 m/s), and λ is the wavelength of the x-ray.
Substituting the given values, we get:
E = (5.00×10^10) * (6.626×10^-34) * (2.998×10^8) / (2.00×10^-2×10^-9)
= 4.98×10^-4 J
Therefore, the total energy absorbed by the tissue is 4.98×10^-4 J.
To calculate the equivalent dose in rem, we would need to know the type of radiation, the quality factor (Q), and the absorbed dose (D). The equivalent dose can be calculated using the formula:
H = D * Q
where H is the equivalent dose in sieverts (Sv), D is the absorbed dose in gray (Gy), and Q is the quality factor.
The equivalent dose in rem is the same as the equivalent dose in sieverts multiplied by a conversion factor of 0.01. However, without additional information, we cannot calculate the equivalent dose in rem.
The total energy absorbed by the tissue is 4.98×10^-4 J. The equivalent dose in rem cannot be determined without additional information.
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Position Collisions
Scenario 1: Fatima and Alberta are playing catch. Fatima is standing at
the door, while Alberta is standing 8m away to the right. Fatima throws a
paper ball to the right with a speed of 2.4m/s. Alberta realizes that she is
to far away and runs to the left at 0.6m/s. When and where will Alberta meet
the paper ball?
Alberta will meet the paper ball 8m away from Fatima's position after 13.3 seconds.
What is the seconds?
Seconds is a unit of time and is the base unit of time in the International System of Units (SI). It is described as the length of 9,192,631,770 radiation periods that correspond to the change between the two hyperfine levels of the cesium-133 atom's ground state. One second is equal to 1/60 of a minute, 1/3,600 of an hour, 1/86,400 of a day, and 1/31,536,000 of a year.
Seconds are a unit of time that is equal to one sixty-fourth of a minute. It is the base unit of measurement for time in the International System of Units (SI). One second is equal to 1000 milliseconds or 0.000277778 minutes. Seconds can be used to measure very short periods of time, such as the time it takes for light to travel from one end of a football field to the other.
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The American Psychological Association is the only organization that can approve psychological research studies.
ОТ
OF
Answer: This is False.
Explanation:
Answer:
False
Explanation:
:)
I need this asap pls I will mark brainliest!
Answer:
13.73 degrees farenheit
-10.15 degrees Celsius
Explanation:
hope this helps
compare and contrast the energy of moving water and the energy of water that is stored.
I need to get it done
The main difference between the energy of moving water and the energy of stored water is that the energy of moving water has kinetic energy whereas the energy of water that is stored has potential energy.
What are kinetic and potential energy?Potential energy is defined as the stored energy in any object due to its position while on the other hand, while Kinetic energy is defined as the energy an object has due to its motion. The energy stored in the water molecules which is used for the movement of these molecules is called water potential. Stored water has potential energy but the kinetic energy is present only in the moving molecules of water.
So we can conclude that moving water has kinetic energy while on the other hand, the energy of water that is stored has potential energy.
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