Formation of the Solar System Lab Report
Instructions: In this virtual lab, you will investigate the law of universal gravitation by manipulating the size of the star and the positions of planets within Solar System
X. Record your hypothesis and results in the lab report below. You will submit your completed report.
Name and Title:
Include your name, instructor's name, date, and name of lab.
Objectives(S):
In your own words, what is the purpose of this lab?
Hypothesis:
In this section, please include the if/then statements you developed during your lab activity. These statements reflect your predicted outcomes for the experiment.
and
and all planets will orbit the sun
If the mass of the sun is 1x, at least one planet will fall into the habitable zone if I place a planet in orbits successfully.
If the mass of the sun is 2x, at least one planet will fall into the habitable zone if I place a planet in orbits
•and
and all planets will orbit the sun

Data:
Record your observation statements rom Space Academy.
When the mass of the sun is larger, Earth moves around the sun at a When the mass of the sun is smaller, Earth moves around the sun at a When Earth is closer to the sun, its orbit becomes
(faster, slower).
When Earth is farther from the sun, its orbit becomes
(faster, slower).
(faster, slower) pace.
(faster, slower) pace.

Conclusion:
Your conclusion will include a summary of the lab results and an interpretation of the results. Please answer all questions in complete sentences using your own words
1. Using two to three sentences, summarize what you investigated and observed in this lab
2. You completed three terra forming trials. Describe the how the sun's mass affects planets in a solar system. Use data you recorded to support your conclusions.
3. In this simulation, the masses of the planets were all the same. Do you think if the masses of the planets were different, it would affect the results? Why or why not?
4. How does this simulation demonstrate the law of universal gravitation?
5. It is the year 2085, and the world population has grown at an alarming rate. As a space explorer, you have been sent on a terraforming mission into space. Your mission to search for a habitable planet for humans to colonize in addition to planet Earth. You found a planet you believe would be habitable, and now need to report back your findings. Describe the new planet, and why it would be perfect for maintaining human life.

Answer:

Make the pic closer please

Explanation:

A little bigger

Answer: should be 50%

Explanation:

Answer: I think it's 100%

Explanation:

Answer:

combustion reaction

The way that partially digested food leaves the body is through the pyloric sphincter.

The term digestion has to do with the breaking down of complex food substances that is taken in by animals during nutrition. Food that is digested will go out of the body in semisolid form.

Hence, way that partially digested food leaves the body is through the pyloric sphincter.

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Antibiotic resistance in pathogens occurs due to natural selection, where bacteria with genetic variations that make them less susceptible to antibiotics survive and reproduce, leading to the ineffectiveness of the drugs.

In conclusion, the ineffectiveness of some antibiotics in killing pathogens is attributed to the process of natural selection, whereby bacteria with genetic variations that confer resistance to the antibiotics survive and reproduce, leading to the prevalence of antibiotic-resistant strains.

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The economic order quantity (EOQ) for Labs Plus is approximately 559 units, assuming orders are made at the EOQ amount, option E is correct.

To calculate the economic order quantity (EOQ), we need the following information:

- Annual demand: 15,600 units

- Orders per year: 20

- Lead time in days: 15 days

- Cost of placing an order: $100

The formula to calculate EOQ is:

EOQ = √((2 * Annual Demand * Cost per Order) / Holding Cost per Unit)

However, we need to calculate the holding cost per unit first. For that, we need to know the carrying (holding) cost rate, which is usually given as a percentage of the unit cost. Since the carrying cost rate is not provided in the given information, let's assume it to be 10% of the unit cost.

Calculate the holding cost per unit:

  Holding Cost per Unit = Carrying Cost Rate * Unit Cost

  Since the unit cost is not given, we cannot calculate the exact holding cost per unit. However, we can assume a hypothetical unit cost for calculation purposes. Let's assume it to be $100.

  Holding Cost per Unit = 0.10 * $100 = $10

Calculate the economic order quantity (EOQ):

  EOQ = √((2 * Annual Demand * Cost per Order) / Holding Cost per Unit)

  EOQ = √((2 * 15,600 * $100) / $10)

  EOQ = √(3,120,000 / $10)

  EOQ = √312,000

  EOQ = 558.8 or 559

Thus, option E is correct.

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The correct question is:

The following information applies to Labs Plus, which supplies microscopes to laboratories throughout the country. Labs Plus purchases the microscopes from a manufacturer which has a reputation for very high quality in its manufacturing operation. Annual demand (weekly demand= 1/52 of annual demand) Orders per year Lead time in days Cost of placing an order 15,600 units 20 15 days $100 What is the economic order quantity assuming each order is made at the economic-order- quantity amount?

A) 15 units

B) 20 units

C) 780 units

D) 1,040 units

E) 559 units

The first gap (G1) between the final mitosis and the DNA-synthesising S phase and the second gap (G2) between the end of the S phase and the subsequent mitosis, is the time when the cell is not actively dividing (M).

They give the body its framework, take in food's nutrients, convert them into energy, and carry out certain functions. Cells also carry the genetic material of the organism and are capable of self-replication.

Somatic cells are those seen in the body that are neither sperm nor eggs and sperm (which are called germ cells). Human somatic cells are diploid, meaning they have one chromosome from each parent.

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Answer:

bacteria is the pathogen

Answer:

Virus

Explanation:

A virus is the smallest pathogen and can spread easily.

The step through evaporation water moves from the biosphere to the atmosphere in the water cycle.

The water cycle, also known as the hydrologic cycle or the hydrological cycle, is a biogeochemical cycle that describes the continuous movement of water on, above and below the surface of the Earth.

The water cycle shows the continuous movement of water within the Earth and atmosphere. It is a complex system that includes many different processes.

The hydrologic cycle is important because it is how water reaches plants, animals and us. Besides providing people, animals and plants with water, it also moves things like nutrients.

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The term that means a stone in the urinary bladder is "vesical calculus."

Vesical calculus is the medical term used to describe a stone in the urinary bladder.

These stones are created as a result of a buildup of minerals in the bladder, which can be caused by a variety of factors including a high concentration of minerals in the urine, frequent urinary tract infections, or inflammation of the bladder.

Symptoms of vesical calculi can include pain in the lower abdomen or back, difficulty urinating, and blood in the urine. Treatment for vesical calculi usually involves either surgical removal of the stone or the use of medications to dissolve it.

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The frequency of production of sperm in human males is generally higher as compared to the frequency of production of eggs in human females.

The production of both egg and sperm cells initiates as identical germ cells and is produced through a process of cell division called meiosis, which reduces the number of chromosomes in the germ cell from 46 (diploid) to 23 (haploid).

Inside the fallopian tube, sperms may take about two hours to swim the distance, during which most get exhausted and die. So, more sperm definitely means better chances of fertilization. Sperms surrounding the egg will release hydrolyzing enzymes to dissolve zona radiata and zona pellucida around the egg.

Therefore, The frequency of production of sperm in human males is definitely required in the mechanism of successful fertilization.

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Consider the skeleton materials your teacher has supplied, or the image of a human skull in the lab appendix, and mark (or name) the following important cranial characteristics:

External auditory (acoustic) meatus: The aperture or canal in the temporal bone of the skull that connects to the middle ear is referred to as the external auditory (acoustic) meatus. It serves as the entrance for sound waves to the ear.

Mental protuberance: On the front of the mandible (lower jaw), there is a bony elevation known as the mental protuberance. It stands out as a chin feature.

Mastoid process: On the temporal bone of the skull, the mastoid process is a noticeable bony protrusion found behind the ear. It acts as a point of attachment for several neck muscles.

Alveolar process; The bony ridge in the upper (maxilla) and lower (mandible) jaws that houses the tooth sockets (alveoli) is referred to as the "alveolar process."

Foramen magnum: At the base of the skull, there is a sizable aperture called the foramen magnum. The spinal cord may pass through and join with the brain thanks to it.

Occipital condyle: On the base of the occipital bone of the skull are rounded protuberances known as occipital condyles. The head can nod thanks to the joint motion with the first vertebra (atlas) of the spinal column.

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Answer:

Is light needed for photosynthesis?

1. Destarch the plant (remove previously made starch from plant)

2.  a. cut the leaf in 2

b. 1 part in an opaque box and 1 part in a transparent box (one with light and one without)

     3. Test for starch (BEWI)

B. Is carbon dioxide needed for photosynthesis?

1. Destarch the plant (remove previously made starch from plant)

2.  a. cut the leaf in 2

b. 1 part in a box with CO2 absorber and 1 part in box with a CO2 provider

     3. Test for starch (BEWI)

C. Is chlorophyll needed for photosynthesis?

1. Destarch the plant (remove previously made starch from plant)

2. Use a variegated leaf

     3. Test for starch (BEWI)

B E W I

1. Put leaf in boiling water to destroy the cell membrane and denature enzymes

2. Ethanol in a hot water bath to remove chlorophyll

3. Warm water to soften the leaf

4. Add drops of iodine solution

Explanation:

Explanation:

Out of those nine phyla, the phylum Arthropoda consists of a large number of insects, among which insects like silkworm and bees are useful insects. The larvae of a silk moth secrete the silk thread which is used to make clothes. Honey bees produce and store honey which is nutritious food.

Answer:

SILKWORM

They have highly elastic and high tensile strength.

HONEY BEES

Explanation:

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If a student used a calibrated micrometer, which measures in ‘units’, to measure the length of a cell. Each unit is equal to 0.01 mm the student measured a cell as having a length of 5 units. The 5 units of measurement on a calibrated micrometer would be equal to 50 micrometers

A unit of measurement is a specified magnitude of a quantity that is established and used as a standard for measuring other quantities of the same kind. It is determined by convention or regulation.

As given in the problem, a student used a calibrated micrometer, which measures in ‘units’, to measure the length of a cell. Each unit is equal to 0.01 mm the student measured a cell as having a length of 5 units.

The measurement of the one unit of the cell = 0.01 mm

The measurement of the five units of the cell = 5 × 0.01 mm

                                                                           =0.05 mm

1 mm = 1000 micrometers

0.05 mm = 0.05 ×1000 micrometers

               = 50 micrometers

Thus, the 5 units of measurement on a calibrated micrometer would be equal to 50 micrometers.

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Plants eliminate waste products generated during photosynthesis through a process called transpiration. The primary waste product of photosynthesis is oxygen, and it is removed from the leaf through small openings called stomata.

During photosynthesis, plants absorb carbon dioxide and release oxygen as a byproduct. Oxygen molecules diffuse out of the leaf cells and accumulate in the intercellular spaces within the leaf.

From there, oxygen moves into the stomata, which are tiny pores on the surface of leaves. Stomata are open and close to regulate gas exchange and water loss. When the stomata are open, oxygen is released into the surrounding atmosphere through diffusion, effectively removing it as a waste product.

Transpiration, the process by which water vapor evaporates from the leaf's surface, also helps in the removal of waste products. As water evaporates from the leaf through the stomata, it carries away any dissolved gases, including oxygen.

This process ensures that waste products of photosynthesis are efficiently eliminated from the leaf and allows for the exchange of gases necessary for plant respiration.

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Answer: Different cells have different mechanisms for glucose intake. Intestinal cells contain proteins that transport glucose against its concentration gradient. Blood cells take in glucose by passive transport and intestinal cells take in glucose by active transport

Explanation:

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The following statement is false. After 100 generations, it is highly unlikely that both populations of E. coli will still be genetically the same and have accumulated the same mutations over time.

During the process of cell division and replication, genetic mutations can occur spontaneously, leading to genetic diversity within a population. Even with genetically identical starting populations, mutations can arise randomly in individual cells during DNA replication. Over time, these mutations can accumulate and result in genetic variations among the cells within each population.

Given that the populations are grown under identical conditions and have unlimited resources, there may be a selective advantage for certain genetic variants over others, leading to the expansion of specific mutations in each population. Environmental factors, such as exposure to stress or competition, can also influence the genetic diversity and evolutionary trajectories of the populations.

Therefore, after 100 generations, it is expected that the two populations of E. coli will have accumulated different mutations and developed genetic differences, potentially resulting in distinct characteristics and phenotypes within each population.

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Answer:

Intervention in God's creation.

Explanation:

''Playing God” is the ethical perspective of food biotechnology because in food biotechnology genetic modification occur which involve human intervention into creation of God and hence, is an unnatural act. Intervention in the God's creation is considered as unethical act of humans. So we can say that food biotechnology has ethical perspective which make it controversial.

Answer:

Explanation:

DNA, or deoxyribonucleic acid, is the molecule that stores and transmits genetic information in all living organisms. Genetic information is stored in the sequence of nucleotides, the building blocks of DNA. Each nucleotide is made up of a sugar, a phosphate group, and a nitrogenous base. There are four types of nitrogenous bases in DNA: adenine (A), thymine (T), guanine (G), and cytosine (C).

The specific sequence of these bases along the DNA strand is what encodes the genetic information. For example, the sequence ATGCAGA might code for a specific protein, while the sequence GACATAG might code for a different protein. These sequences of bases are stored in specific regions of the DNA called genes.

The genetic information is transmitted during cell division, when the DNA is replicated, and during protein synthesis, when the information in the DNA is used to build the specific proteins determined by the genetic code.

Most species of bacteria cannot be eaten by humans because option B: the bacteria contain toxic levels of nucleotides.

Bacterial toxins include enterotoxins, neurotoxins, cytotoxins, lysins (such as hemolysin), and toxins that cause gangrene. However, a single bacterium frequently makes many toxins. Although bacterial toxins are mostly detrimental, they are also utilised to treat cancer, destroy mosquito larvae, grasp fundamental scientific concepts like ADP-ribosylation, etc. They have toxic levels of nucleotides, hence are not advised for humans.

Bacteria are partially to blame for food deterioration. Additionally, they may result in minor allergies and ongoing inflammation. The bacteria are known as flesh-eating bacteria because they can sometimes spread to the host's flesh and tissues. They are to blame for a number of infectious ailments, including tooth decay, diphtheria, syphilis, tuberculosis, and pneumonia.

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The spore that results from fusion of two nuclei to form a zygote (2n) from different strains of the same fungi is called a diploid spore.

This type of spore is produced through a process known as heterokaryosis, in which two different haploid nuclei from different fungal strains combine to create a new diploid nucleus.

Diploid spores are typically found enclosed in a sac-like structure, called a sporangium, and are capable of germinating and growing into a new and genetically distinct mycelium.

The development of these spores is important for the survival of fungi, as it allows them to adapt to different environmental conditions and produce offspring with increased genetic diversity.

This increased genetic diversity allows the fungi to better survive and even thrive in changing environmental conditions. Additionally, the production of diploid spores allows fungi to form beneficial relationships with other organisms, such as plants, and thus gain access to additional resources.

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Answer:

woq

Explanation:

Explanation:

charles darwin proposed thoery of natural selection.he had collected imnumerable specimens of plant and animals.he published concept survival of fittest. while explaining he says that There is always competition for food.only those organism survive which shows adptations in various reasons. it thoery of natural selection.

There are some objections,

1. natural selection is not only factor responsible for evolution.

2. darwin did not mention uesful and useless modifications.

3. There is no explanation about slow and abrupt changes

The term that describes a single female arctic fox is a vixen.

A vixen is a female fox, including the arctic fox, that is not pregnant or nursing young. It belongs to the Canidae family and is found in the tundra and other Arctic regions of the Northern Hemisphere.The Arctic fox is a small, compact, and sturdy mammal that can survive in some of the world's harshest environments.

The population of Arctic foxes that lives along the eastern coast of Russia is not referred to as a group of polar bears. It is known as a population, a community, or a family.A population is a group of animals of the same species that live in the same area and interact with one another.

A family of arctic foxes is made up of a male and female adult and their offspring. They live together in underground dens that are used for shelter and protection.Arctic foxes are considered a keystone species in the Arctic region because they play a crucial role in the ecosystem. They feed on small animals like lemmings and voles, which helps to regulate their populations. In addition, they are a food source for larger predators like wolves and polar bears, which helps to maintain balance in the food web.

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Answer:

Animal cells have slight differences to the eukaryotic cells of plants and fungi. The clear differences are the lack of cell walls, chloroplasts and vacuoles and the presence of flagella, lysosomes and centrosomes in animal cells. Plant and fungal cells have cell walls

Answer:

Water.

Explanation:

Has to have liquid water.

Answer:

Active Transport

Explanation:

The movement of molecules across a membrane without energy input is known as passive transport. When energy (ATP) is needed, the movement is known as active transport. Active transport moves molecules against their concentration gradient, from an area of low concentration to an area of high concentration.

The primary functions of whales include feeding, reproduction, communication, and migration.

Whales are primarily filter feeders or predators, depending on the species.

Filter-feeding whales, such as baleen whales, have baleen plates in their mouths that allow them to filter out small prey, such as krill or small fish, from large volumes of water.

Predatory whales, such as toothed whales, hunt and feed on various marine organisms, including fish, squid, and marine mammals.

Reproduction is another important function for whales. Most whale species have a gestation period of several months, with females giving birth to a single calf.

The calves are nursed with milk from their mothers and rely on their care for a period of time until they become independent.

Communication is vital for whales, as they rely on vocalizations to communicate with other members of their pod.

Whales produce a variety of sounds, including songs, clicks, and whistles, which serve purposes such as mating, social interactions, and navigation.

Migration is a common behavior observed in many whale species. Whales undertake long-distance migrations, often covering thousands of kilometers, to reach feeding grounds in nutrient-rich waters or to reproduce in specific breeding areas.

These migrations are driven by seasonal changes in food availability and environmental conditions.

In summary, the primary functions of whales encompass feeding, reproduction, communication, and migration, all of which are essential for their survival and successful adaptation to their marine environments.

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