Physical Science

Chapter 2: Motion

Self-Check Quiz.-Eng.

1.
A(n) __________ is a push or a pull that one body exerts on another.
A)motion
B)velocity
C)acceleration
D)force
2.
The __________ is the combination of all the forces acting on an object.
A)direction of motion
B)net force
C)force pair
D)inertia
3.
Forces that cancel each other are called __________ forces.
A)neutral
B)balanced
C)inactivated
D)null
4.
__________ measures an object's tendency to resist changing its motion.
A)Gravity
B)Acceleration
C)Inertia
D)Mass
5.
Newton's first law of motion states that __________.
A)an object will remain at rest or keep moving unless a force acts on it
B)acceleration is calculated by dividing the force exerted on an object by the mass of the object
C)when a force acts on an object, its acceleration is in the same direction as the force
D)when a force is applied on an object, there is an equal force applied by the object in the opposite direction
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