Multiple Choice
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1.
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If a
ball is rolling and there is no force acting on the ball, then
a. | the ball will
roll forever. | c. | the ball will
speed up. | b. | the ball will stop. | d. | the ball will slow down. | | | | |
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2.
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Which
is true of a car moving at a constant speed in a constant direction?
a. | The forces
acting on the car are unbalanced. | c. | There is a net force acting on the
car. | b. | The forces
acting on the car are balanced. | d. | none of the
above | | | | |
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3.
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What
would happen if you dropped a hammer and a feather at the same time on the Moon?
a. | The hammer would
fall faster. | c. | The hammer and
the feather would fall at the same rate. | b. | The feather would fall faster. | d. | The hammer and the feather wouldn’t fall at
all. | | | | |
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4.
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What
happens between objects when one object exerts a force on another object?
a. | The second
object feels no force, and the first object feels the reaction force. | c. | The second object feels the action force, and the first object
feels no force. | b. | The second object feels the action force, and the first object
feels the reaction force. | d. | The second
object feels the reaction force, and the first object feels the action
force. | | | | |
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5.
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An
8-newton force is applied to a 4-kg object. What is the object’s rate of
acceleration?
a. | 4 meters per
second each second | c. | 12 meters per
second each second | b. | 8 meter per second each second | d. | 2 meters per second each second | | | | |
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6.
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If
the same force is applied to each object, which object will travel the farthest?
a. | a
baseball | c. | a large
truck | b. | a car | d. | a large bus | | | | |
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Completion
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7.
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When
one object applies a force to a second object, that force is called the
____________________________________.
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8.
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The
force that acts against moving objects is called
___________________________________.
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9.
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The
name for the attractive force between the mass of Earth and the mass of objects on Earth is
__________________________________.
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10.
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The
speed of a moving object together with its direction of travel gives the object’s
_____________________________________.
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11.
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How
fast an object is changing its position with time at any moment is its
_________________________________.
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12.
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The
pull of gravity on an object is called the object’s __________________________.
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13.
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The
tendency of an object to resist a change in its state of motion is called the object’s
_____________________________________.
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14.
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A
change in velocity is called ___________________________________________.
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15.
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When
all of the forces on an object cancel one another out, the forces are said to be
_________________________________________.
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16.
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The
push or pull that acts on an object is a __________________________________.
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17.
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The
equation _________________________ shows how change in speed is related to force and
mass.
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18.
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The
symbol on a map which shows cardinal directions (N, S, E, W) is called a
________________________________.
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Other
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19.
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WORD BANK:
gravity,
acceleration, force, action, speed, weight, a=F/m, compass, friction, balanced, velocity,
inertia
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