Science 9 review

Science 9 review

9th Grade

70 Qs

quiz-placeholder

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Science 9 review

Science 9 review

Assessment

Quiz

Physics, Science

9th Grade

Medium

Created by

April May Espinosa

Used 1+ times

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70 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

A textbook is dropped from a second floor window and falls to the ground. What happens to the acceleration as the book falls to the ground

the acceleration increases

the acceleration decreases

the acceleration remains constant

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

The acceleration due to gravity near the surface of Earth is equal to

9.8 m/s

9.8 kg x m/s

9.8 N

9.8 m/s2

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

In a normal environment, why does a bowling ball and feather hit the ground at different times when dropped from the same height?
They don't; they hit the ground at the same time.
One is more dense than the other.
One is heavier than the other.
Air resistance 

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

An object in free fall

ignores air resistance.

undergoes a downward acceleration.

has an acceleration of -9.8 m/s2.

all of these.

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Heavier objects free fall faster than lighter objects.

True

False

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

2. A freely falling object's motion is under the sole influence of ____.

A. gravity

B. air resistance

C. gravity and air resistance

D. applied forces such as a persons push or pull

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Item P and Q has different mass.

P=2Kg

Q=1Kg

which statement are true when item P and Q in free fall

velocity of P and Q are the same

The acceleration of P and Q are the same

The momentum are the same

inertia of P and Q are the same

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