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Unit 7: Free Fall Conceptual Questions

Authored by Erin McNicholas

Other

9th Grade

Used 57+ times

Unit 7:  Free Fall Conceptual Questions
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12 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In Newtonian physics, ________________ is any motion of a body where gravity is the only force acting upon it.

kinematics

free fall

mechanics

velocity

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The standard acceleration due to gravity (or standard acceleration of free fall),is the nominal gravitational acceleration of an object in a vacuum near the surface of the Earth. It is defined by standard as:

9.8 m/s.

9.8 m.

9.8 m/s2.

9.8 s.

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When an object falls in physics world, what happens?

It accelerates at a constant rate until it hits the ground
It accelerates at a non-constant rate until it hits the ground
It accelerates at a constant rate until it reaches terminal velocity
It accelerates at a non-constant rate until it reaches terminal velocity

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The change in velocity in a given time period is?

Vi

Vf

a

d

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Do free falling objects move at constant velocity or do they accelerate?

Falling objects accelerate at -9.8 m/s2
Falling object move at constant velocity
Falling objects accelerate at 100 m/s2
It depends on the mass: heavy objects accelerate, light objects do not

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

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

the velocity increases

the velocity decreases

the velocity remain constant

7.

MULTIPLE CHOICE QUESTION

1 min • 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

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