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Physical Science Midterm

Authored by Philip Rogers

Science

9th - 12th Grade

100 Questions

Used 2+ times

Physical Science Midterm
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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What force holds the planets in motion around the sun?

Magnetic
Electrical
Gravitational
Air Resistance

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

What is a force?

a push or pull
speed or acceleration 
potential or kinetic energy
balanced or unbalanced force

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

A force that resists motion between two surfaces that are pressed together.

Spring Force

Normal Force

Friction Force

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the type of contact force that is being described?


Your hand being pulled backwards as you stick it out of the window of a moving car.

Applied Force

Normal Force

Friction

Air Resistance

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

How would the absence of friction affect a marble traveling on a long, straight path?

The marble’s speed would decrease.
The marble’s speed would increase.
The marble would stop immediately. 
The marble would remain at constant speed.

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

How can friction be reduced?

reduce the force acting between the 2 surfaces
reduce the roughness of the 2 surfaces coming in contact
use wax, grease or oil
all of the above are ways of reducing friction

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Rina’s mother asked her to help move some items from the hall closet to the garage. One item she wanted to move was a large box of old school books. Rina tried to lift the box, but could not pick it up. What force was Rina NOT able to overcome?

frictional force

gravitational force

applied force

normal force

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