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Forces
Test Description: Types of forces, combining forces, and Newton's laws of motion
Instructions: Answer all questions to get your test result.
1) The force that works against motion is
A
gravity
B
magnetism
C
friction
D
speed
2) A push or pull is a
A
mass
B
object
C
force
D
weight
3) Which of the following is NOT a type of force
A
magnetism
B
speed
C
gravity
D
friction
4) The force that causes objects to be pulled toward the Earth is known as
A
normal force
B
gravity
C
friction
D
magnetism
5) According to the concept of inertia, an object will continue to move until
A
it runs out of energy
B
it changes direction
C
a force acts upon it
D
it produces energy
6) An object will move more easily across a smooth surface, such as glass, than a rough surface. This is because the smooth surface has
A
gravity
B
friction
C
inertia
D
magnetic force
7) TWO students push on a box in the same direction, and ONE pushes in the opposite direction. What is the net force on the box if each pushes with a force of 50N?
A
100N
B
50N
C
150N
D
0N
8) When a force is exerted on a box, an equal and opposite force is exerted by the box. These forces are called _______________
A
centripetal
B
frictional
C
gravitational
D
action-reaction force pairs
9) The size of the gravitational force between two objects depends on their
A
inertia
B
friction and air resistance forces
C
speed and direction
D
masses and distances between them
10) Which statement about weight of an object is correct?
A
Weight is an unchanging measure of an object's mass
B
The force of gravity determines the weight
C
The weight and mass of an object are always the same
D
An object's weight is not related to its mass
*select an answer for all questions
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