Welcome to the Quiz!

This quiz contains 7 questions from a mix of 1 subtopics.

Newton's first law:


A __________ force is required to change the motion of an object.

resultant

large

opposite

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1

A moving object that has no resultant force acting upon it will:

Continue moving at the same velocity

Slow down

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Which of the following could not be caused by a resultant force acting on an object?

The object slows down

The object speeds up

The object maintains constant velocity

The object changes direction

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Illustration of the moon orbiting the earth demonstrating circular motion.

An example of circular motion is the moon orbiting the earth.


Which of the following are true?

(Select all that apply)

The moon is moving with constant velocity

The moon is moving at a constant speed

The moon is accelerating

The moon is not accelerating

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2

The formula for Newton's second law is:

F=mvF=mv

F=maF=ma

F=maF=\frac{m}{a}

F=amF=\frac{a}{m}

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A object has a mass of 4 kg and is accelerating at 3 m/s2.


Calculate the resultant force acting on the object.

12

N

N

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A resultant force of 30 N acts on a 12 kg object.


What is the object's acceleration?

2.5

m/s2

m/s2

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1