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WorksheetsForce and Motion Review
Total questions: 75
Worksheet time: 3600secs
An object's motion won't change unless acted on by an unbalanced _________
spell
force
motion
command
What is gravity?
The force that pulls objects together
The force that pushes objects apart
What direction is the force of gravity?
Up
Down
Sideways
Which Law of Motion does the picture display?
1st Law of Motion
2nd Law of Motion
3rd Law of Motion
How does gravity affect water on Earth?
Waterfalls fall towards the Earth
Rain falls toward the ground
Rivers flow downstream
Water goes down the drain
How is a football affected by gravity?
When it is kicked, it stays in the air.
When it is kicked, it goes up and comes back down.
When it is thrown, it goes up and comes back down.
When it is thrown, it stays in the air.
How would a classroom be without gravity?
People would be floating in the air
Chairs would stay on the floor
Water would float around as spheres (circular shapes)
It would be hard to move and get supplies
If an unbalanced force acts on an object at rest, the object will move in the direction of the force. Which of the following best models an object with unbalanced forces acting on it?
What is a force?
a push or pull
speed or acceleration
potential or kinetic energy
balanced or unbalanced force
What is the non-contact force that causes everything to be pulled down to earth?
friction
gravity
balanced
unbalanced
When an object is getting faster, it is called...
potential energy
kinetic energy
acceleration
deceleration
Inertia is...
for every action, there is an equal and opposite reaction
larger objects take more force to move
an object in motion tends to stay in motion unless acted on by an opposite force
a push that acts in the opposite direction and it slows down
Which of these will cause a rolling soccer ball to slow down and stop?
gravity
friction
magnetism
pull
Which surface(s) will create friction for a ball?
school hallway
gym floor
carpet
gravel
What is the BEST definition of acceleration?
a decrease in speed
an increase in speed
a change in direction
a change in velocity
A change in position is called . . .
position
frame of reference
reference point
motion
Tells you how the position of an object changes during a certain amount of time
speed
velocity
acceleration
force
You can measure time in . . .
hours (hr)
minutes (min)
seconds (sec)
all of the above
The speed of an object in a particular direction is called . . .
speed
velocity
acceleration
force
Which is a correct statement about the object shown in Graph W?
The object speeds up during the trip.
The object slows down during the trip.
The object travels at a constant speed during the trip.
A girl on a bike rides down a hill 500 meters long in 50 seconds. What is her speed?
100 m/s
10 m/s
1,000 m/s
10 mph
What is the speed of a jet plane that travels 528 meters in 4 seconds ?
140 m/s
132 mph
142 mph
132 m/s
What is the net force?
3 N
3 N, right
17 N, right
3 N, left
What is the unit to MEASURE force?
Kilogram
Meter
Pounds
Newton
A ____________ is a push or a pull on an object.
friction
force
magnet
gravity
Forces that have a net force of zero Newtons
Balanced force
Unbalanced force
What is the net force and to what direction.
210 N to the right
280 N to the right
110 N to the left
180 N to the left
If a person is picking up a book with the force of 50 N and the gravity is pushing down with 15 N, what is the net force?
50 N
35 N
65 N
15 N
You and your friend, are playing tug of war. Your friend pulls with a force of 55 N, to the rights. You pull with a force of 65 N, to the left. What is the net force on the rope?
20 N, to the left
20 N, to the right
10 N, to the right
10 N, to the left
During which interval is the object speeding up?
A to B
B to C
D to E
E to F
During which segment is the object decreasing speed?
X
Y
Z
During which segment is the object increasing speed?
X
Y
Z
During segment Y, the object is -
Increasing speed
Decreasing speed
Stationary
Moving at constant speed
Stationary
(not moving)
What is this line of this graph showing?
moving away from starting point at a constant speed
moving back towards the starting point
acceleration (getting faster)
deceleration (getting slower)
