Sara's mother gets a flat tire on her car while driving Sara to school. They use a jack to

change the flat tire. It exerts a force of 5,000 newtons to lift the car 0.25 meters. How much

work is done by the jack? Use commas as appropriate.

Answers

Answer 1

Answer:

1250Joules

Explanation:

The parameters given are:

Force=5,000N

Distance= 0.25m

Work done by the Jack=

force×distance

= 5,000×0.25

=1250joules

Therefore, the Workdone by the Jack is 1250Joules


Related Questions

Mitosis is the process that occurs in a , which is a , that undergoes forming having number of as the .
Meiosis is the process that occurs in a , which is a , that undergoes forming having number of as the .
WORD BANK: body cell gamete-producing cell diploid cell one cell division two cell divisions four haploid cells two diploid cells the same half chromosomes parent cell

Answers

Answer:

id understand it

Explanation:

Mitosis is the process of cell division that occurs in the body cells which produces two diploid cells that contain the same number of chromosomes as compared to the parental cell.

What is Cell division?

Cell division may be defined as a type of biological process through which a parent cell divides into two daughter cells or more that are either genetically identical or genetically unique to the parental cells. There are two types of cell divisions that exist, i.e. mitosis and meiosis.

While meiosis is the process of cell division that occurs in the gamete-producing cells which produce four haploid cells that contain half the number of chromosomes as compared to the parental cell.

Therefore, both types of cell division are well described above in the same frame.

To learn more about Cell division, refer to the link:

https://brainly.com/question/930864

#SPJ3

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Why do the tropics get more rainfall than other places on Earth?


because more evaporation takes place in the topics


because the oceans in the tropics are cooler than the air


because the warm air of the topics are driven toward the poles


because rain is driven into the tropics from the poles

WILL MARK BRAINLIEST!!!!!!!!!!!!

Answers

Answer:

B.

Explanation:

How to use punnet squares to caclulate ratios?

Answers

i need more information sorry

If the outside temperature gets colder, a dolphin's body temperature will:
O get warmer
O get colder
• stay they same
NEXT QUESTION
ASK FOR HELP

Answers

Answer:

The answer is get warmer.

Explanation:

Since dolphins are considered mammals, they are warm-blooded, and therefore cannot survive very long in the cold. Their body temperature is designed to counteract the temperature fluctuations outside.

I hope this helps! :)

Use the Harris-Benedict equation to estimate your calorie needs. Show your calculations to explain how you arrived at your answer.

Answers

Answer:

[tex]BMR_{women} = 1401.75[/tex]

Explanation:

According to Harris-Benedict equation the Basal metabolic rate of an organism can be calculated by using the following formula for both men and women -

[tex]BMR_{men} = 10 * W + 6.25 * H - ( 5 * A) + 5[/tex]

[tex]BMR_{women} = 10 * W + 6.25 * H - ( 5 * A) - 161[/tex]

Here, W is the weight in Kgs

H is the height in Cms

and A is the age in years

My weight is equal to [tex]65[/tex] Kgs

My height is equal to [tex]167.64[/tex] cms or [tex]5.5[/tex] feet

Gender - female and

Age is [tex]27[/tex] years

Substituting the given values in above equation, we get

[tex]BMR_{women} = 10 * 65 + 6.25 * 167.64 - ( 5 * 27) - 161\\[/tex]

[tex]BMR_{women} = 1401.75[/tex]

Sample Answer:

Brian is a 15-year-old boy who weighs 130 pounds and is 68 inches tall. He engages in moderate exercise.

Convert weight and height to the metric system.

Weight: 130 lbs. = 130 × 0.45 = 58.5 kg

Height:     68 in. = 68 × 2.54 = 172.72 cm

Calculate BMR.

For men, BMR = (10 × weight in kg) + (6.25 × height in cm) − (5 × age in years) + 5 BMR = (10 × 58.5) + (6.25 × 172.72) − (5 × 15) + 5 = 1594.5 calories

Calculate daily calorie needs.

For moderate exercise, daily calories needed = BMR × 1.55 = 1594.5 × 1.55 = 2,471.475 calories

How is an ecosystem similar to the biosphere?

Answers

They both have something to do with organisms

Are prions considered organisms? A. Yes, because they can cause disease. B. Yes, because they can make more of themselves. C. No, because they are not made of cells. D. No, because they can't make their own food.

Answers

Answer: the answer is c no, because they are not made up of cells

Explanation: hope this help please mark as brainliest

Your teacher places the following supplies on a table: water, hot plate, salt, beakers, food coloring, and test tubes. Using the supplies listed, how could you plan an investigation of how differences in temperature and salinity affect ocean currents? Include the following vocabulary in your explanation: salinity, density, temperature, wind, surface currents, deep currents. Make sure to include specific details and steps.

Answers

Answer:

Higher saline water is more dense that lower saline water

Explanation:

The ocean salinity varies with rainfall, run off from estuaries and the pattern of ocean current.  In addition to this, higher temperature affects the kinetic movement of water as well as the salinity. The movement of the wind also contributes to the movement of water and the particles and solute distribution.  The surface currents do not do much to mix the entire body of water and this is because this is from less dense areas. Deep currents factor in to mix just the heavier more dense layers.

In planning an experiment to test this one would do two experiments.

First: Heat 4 batches of water at different temperatures and color the different temperatures with different food coloring. Next layer the water carefully from hottest to coldest in a beaker and then from coldest to hottest in another beaker.

Second: Dissolve salt in 4 batches of water increasing the amount by half each time. Color each with different food colouring and layer the salty water from least salt to most salt in a beaker. Layer the water from most salt to least salt in another beaker.

Make observations:

The cooler water should be more dense and sink to the bottom while the saltier water should be more dense and sink to the bottom.

Why is water considered to be abiotic?

Answers

Water is considered an abiotic factor in the ecosystem because it is a non-living part of the ecosystem. Water is very important to al living things and no living organism can survive without it. Other abiotic factors in the ecosystem are soil, rocks, sunlight, oxygen, etc.

Answer: Water is a nonliving factor so it is considered abiotic. Abiotic is any nonliving factor of the ecosystem, With said that water is not living so it is considered abiotic. Hope this helps.

so....... how are u?​

Answers

Answer:

Good, I guess. I just feel dead.

Explanation:

I am just bored with this quarantine, duh!

what do you think would happen if the AV node could no longer do it’s job? Explain how this would affect the contraction of the heart and movement of blood

Answers

Answer:who else is high rn

Explanation:

ifjoeisnbokfnkf

how is soil formed step by step

Answers

Answer:

Bedrock, Parent Material, Subsoil, Surface, Organic

Explanation:

If you want more in depth use this answer:

First, soil starts as rock. Then, bigger rocks get broken down into smaller pieces of rock. After that, this does not become dirt, it starts to form soil. Last, all decaying plants and animals will mix with the rocks and form soil.

Complexity is a measure of how difficult it is to understand something. What is an example of complexity in the natural world?

Answers

Answer:

Answer:

Multicellular organism is the example of complexity of the natural world.

Explanation:

Multicellular organism such as human which is made of billions of cell. Each cell perform a specific function. The function of one organ is different from the other organ. For example, brain of human is made of millions of neurons which takes instructions from brain to the organs and bring messages from organs to the nervous system in the form of electrical impulses. In short every system in our body is full of complexity.

How is the epithelium suited for the substances ?

Answers

Answer:

Epithelial tissue is composed of cells laid together in sheets with the cells tightly connected to one another. Epithelial layers are avascular, but innervated.

Epithelial cells have two surfaces that differ in both structure and function.

The epithelial cells are nourished by substances diffusing from blood vessels in the underlying connective tissue. One side of the epithelial cell is oriented towards the surface of the tissue, body cavity, or external environment and the other surface is joined to a basement membrane. The basement layer is non-cellular in nature and helps to cement the epithelial tissue to the underlying structures.

Identify the type of energy described in each sentence.


gravitational energy
mechanical energy
chemical energy
electrical energy
thermal energy
nuclear energy
radiant energy





The body stores lipids ingested as fat and uses this energy when needed.

A person’s hat falls off and lands on the ground.

A wave of water pushes a surfer to shore.

A burner on a stove heats up a tea kettle.

A power plant splits atoms to generate power for a city.

A nerve sends an impulse to another nerve.

A plant absorbs the Sun’s rays to start the process of photosynthesis.

Answers

Answer:

chemical energy: The body stores lipids ingested as fat and uses this energy when needed.

gravitational energy: A person’s hat falls off and lands on the ground.

mechanical energy: A wave of water pushes a surfer to shore.

thermal energy: A burner on a stove heats up a tea kettle.

nuclear energy: A power plant splits atoms to generate power for a city.

electrical energy: A nerve sends an impulse to another nerve.

radiant energy: A plant absorbs the Sun’s rays to start the process of photosynthesis.

Explanation:

Is color blindness an example of duplication, deletion, inversion, or translocation? ANSWER ASAP FOR 100 POINTS

Answers

Answer:

Deletion

Explanation:

Answer:

deletion

Explanation:

what was the purpose of the field study? keys and kingdoms worksheet

Answers

Answer:

A field study is a general method for collecting data about users, user needs, and product requirements that involves observation and interviewing. Data are collected about task flows, inefficiencies, and the organizational and physical environments of users.

Answer:

is it correct or not?

Explanation:

Help.. Psychological drug dependence means that
a. the body cannot function properly without a drug
b. a person has an emotional need for a drug
c. a person will become mentally ill from a drug
d. withdrawal will occur when the drug is stopped

Answers

Answer:

b. a person has an emotional need for a drug

Where, in the cell, are proteins/enzymes constructed from the mRNA code

Answers

Answer:

Ribosomes

DNA is stored in the nucleus, while proteins are assembled from free amino acids in the cytoplasm in structures called ribosomes

why this is a dull place??
no one is here??
[tex]\color{blue}{\boxed{answer}}[/tex]

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[tex]\color{orange}{\boxed{hi.i.am.your.friend.akku.follow.me.on.my.journey.by.following.me}}[/tex]

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❤️❤️. ​

Answers

Answer:

bruh

Explanation:

bruh

That actually works great

what is the best definiton of genetically motified foods? HURRYYY!!! please and thank youuuu

Answers

Answer:

GMO, or genetically modified foods, are foods that are messed with genetically by science to better benefit the human race. For example, scientists might replace genes that give corn a lower harvest, with a different gene in corn that makes a higher amount of harvest.

Explanation:

You could also look it up. Just search "GMO".

A gene mutation is when chemical changes occur in DNA of individual cells. True or False

Answers

Answer:True

Explanation:

Answer:

true

Explanation:

Marijuana is a(n)
a. depressant
b. stimulant
c. hallucinogen
d. opiate

Answers

Answer:

Marijuana is a stimulant.

Answer: Marijuana is a stimulant.

Where is dna found
1. Molecules
2. Elements
3.cells

Answers

Answer:

3

Explanation:

Answer:

the dna is found in the cell nucleus

Explanation:

What is the purpose ( goal ) of getting vaccine?

Answers

Answer:

The purpose of vaccination is to produce immunity.

Explanation:

Immunity means the presence in a person's body of cells and substances known as antibodies that can produce a protective immune response.

So that you can familiarize your body with that virus so that your body know what it is and make antibodies to fight if it off when it actually happens.

It’s basically a way for your body to prepare itself by first knowing it’s enemies so that they know which “weapons”’or antibodies to make.

Hope that helps.

With more carbon in the atmosphere, what do you think will happen to the environment

Answers

Answer:

Global warming

Extra carbon dioxide in the atmosphere will increases the greenhouse effect. More thermal energy is trapped by the atmosphere, causing the planet to become warmer than it would be naturally. That increases the Earth's temperature which is also called Global Warming


What is the main function of any organism's reproductive system?

A) to remove wastes from the body
B) to process food and turn it into energy
C) to distribute oxygen throughout the body
D) to create new individuals within the species


Answers

Answer:

D

Explanation:

The reproductive system is another word for genital system, which means it would create new species

Answer:

The answer is D

Explanation:

2 Points
Which best describes the blood flowing in a vein?
O A. It moves toward the heart.
B. It contains no red blood cells.
O C. It is oxygen rich.
D. It contains no white blood cells.

Answers

The Answer Should Be A - It Moves Toward The Heart
A. it moves toward the heart


Which of the following is an example of stored energy? Select all that apply. *

A.a gallon of gasoline
B.water flowing downhill
C.a car battery
D.a lake at the top of a hill
E.a spinning top

Answers

Answer:

C

Explanation:

C and D
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Which organisms would have the most similar traits?

Answers

Answer:

Organisms in the same family will have the most similar traits.

Organisms mostly will be the same when they are in the same family, and if there are two organisms in different families that look alike, it will be a coincidence.

Answer: organisms in the same order

Yeet Skeet

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