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IRISSAK [1]
4 years ago
10

A car speeds up as it rolls down a hill. which is this an example of? positive acceleration negative acceleration relative veloc

ity
Physics
2 answers:
alex41 [277]4 years ago
6 0
Positive acceleration
anzhelika [568]4 years ago
5 0
Positive acceleration
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Help needed,
Elena L [17]

Answer:

224 J

Explanation:

Step one:

given data

Force applied = 22.4 N

distance = 10 meters

<u>Required:</u>

the work done

Step two:

The expression for the work done is

WD= force*distance

substitute

WD= 22.4*10

WD= 224 J

3 0
3 years ago
A five pulley system is used to lift a load
faltersainse [42]

Answer:

Primary Logo

Machine

Subject: Science

Home Grade 9 Science Machine Machine

Enter your keywords

Syllabus

Measurement

Force

Machine

Machine

Types of Simple Machine

Moment

Work Energy and Power

Sound

Light

Electricity and Magnetism

Kaspersky total security

Overview

Simple machine helps us by magnifying force, accelerating work and by changing the direction of force. This notes gives us the information about machine, its importance, mechanical advantage, velocity ratio.

Note

Things to remember

Videos

Exercise

Quiz

Machine

We use various tools to perform different types of work in our daily life. The tools or simple devices used for making our work easier, faster and more convenient are simple machines.

Those tools or devices which make our work easier and convenient in the direction of the force is called simple machine.

Purpose of using simple machine

Simple machines are used to make our work easier in the following ways:

By multiplying force.

By changing the directions of force.

By transferring force from one point to another.

By increasing the rate of doing work.

THIS CAN HELP U

7 0
3 years ago
If California experienced drought, which system would be responsible for it and WHY?
Anna007 [38]

Answer:

California has one of the most variable climates of any U.S state, and often experiences very wet years followed by extremely dry ones . The state's reservoirs have insufficient capacity to balance the water supply between wet and dry years

Explanation:

PLEASE MARK ME AS BRAINLIEST

7 0
3 years ago
Stellar objects moving away from earth________.
Zanzabum
Omg. Ummm. I am pretty sure it is Shift toward the red end of the spectrum
7 0
4 years ago
Read 2 more answers
How does seismic waves cause earthquakes?
Allisa [31]

Answer:

Seismic waves cause Earthquakes by shaking the ground aggressively and dangerously. These waves are usually calculated on a seismograph to calculate how hard the earthquake hit that area. A transform Boundary creates the tension when the tectonic plates gets stuck. It stays stuck for a long period of time. Then, at one point, the tectonic plates become unstuck which releases the tension into waves which are called seismic waves. Hope I answered you question.

7 0
4 years ago
Read 2 more answers
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