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Introducing new Paper mode
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20 questions
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- Multiple ChoicePlease save your changes before editing any questions.
If the man and the ball travels 90 m in 9 seconds, what is their average speed?
10 m/s
180 m/s
99 m/s
10 meters
- Multiple ChoicePlease save your changes before editing any questions.
If a lizard can run 8 m across the water in 4 seconds, how fast is he traveling?
32 m/s
2 m/s
2 seconds
34 meters
- Multiple ChoicePlease save your changes before editing any questions.
This game of tug of war is an example of _________ forces.
unbalanced
balanced
potential
net zero
- Multiple ChoicePlease save your changes before editing any questions.
What will the net force on the soccer ball be?
50 N to the left
50 N to the right
200 N to the left
200 N to the right
- Multiple ChoicePlease save your changes before editing any questions.
What is the net force on the car?
400 N forward (left)
0 N (balanced forces)
200 N forward (left)
200 N backward (right)
- Multiple ChoicePlease save your changes before editing any questions.
A force that opposes motion is
friction
inertia
acceleration
momentum
- Multiple ChoicePlease save your changes before editing any questions.
7. A car traveling at 90 kilometers/hour when it suddenly stops. The passengers in the car will
continue to move in a straight line and will slide forward in the car.
come to a stop at the same time the car stops
be pushed against the door on the passenger side
be pushed against the door on the driver's side
- Multiple ChoicePlease save your changes before editing any questions.
What is the acceleration of an object that takes 20 seconds to change from a speed of 200 meters/second to 300 meters/second?
5 m/s squared
5 m/s
100 m/s
100 m/s squared
- Multiple ChoicePlease save your changes before editing any questions.
The gravity between two objects depends on the distance and ____________.
magnetic attraction
volume
mass
momentum
- Multiple ChoicePlease save your changes before editing any questions.
The planet Jupiter has much more mass than Earth. What is the weight of an astronaut who lands on Jupiter?
The astronaut would weigh more on Jupiter than on Earth
The astronaut would weigh somewhat less on Jupiter than on Earth
The astronaut would have the same weight on Jupiter as on Earth
The astronaut would be weightless on Jupiter
- Multiple ChoicePlease save your changes before editing any questions.
The force that keeps satellites in orbit around Earth is
magnetic
friction
electrical
gravity
- Multiple ChoicePlease save your changes before editing any questions.
What effect does friction have on a moving object?
it causes the moving object to slow and eventually stop
it causes the moving object to speed up
it keeps the moving object moving in the same direction forever
it causes the moving object to turn around and move in the opposite direction
- Multiple ChoicePlease save your changes before editing any questions.
If you draw a distance/time graph and place units of seconds on the horizontal axis, you would place units of ________ on the vertical axis.
grams
meters
Newtons
kilograms
- Multiple ChoicePlease save your changes before editing any questions.
Person on the left = 45 N
Person on the right = 32 N
What is the net force?
zero N
10 N
77 N
13 N
- Multiple ChoicePlease save your changes before editing any questions.
When an object is sitting on the Earth, what do you call the force of gravity that is acting on the object?
weight
mass
magnetism
momentum
- Multiple ChoicePlease save your changes before editing any questions.
This motion graph represents:
constant speed
acceleration
body at rest
slowing down
- Multiple ChoicePlease save your changes before editing any questions.
What was Juan's average speed?
0.3 mi/min
3.25 mi/min
4 mi/hr
4 hours
- Multiple ChoicePlease save your changes before editing any questions.
2. ______________________ is any push or pull on an object.
force
mass
gravity
air resistance
- Multiple ChoicePlease save your changes before editing any questions.
Which tells the VELOCITY of an object?
75 mph
75 mph south
- Multiple ChoicePlease save your changes before editing any questions.
Which scientist gave us the laws of motion?
George Washington
John Adams
Sir Isaac Newton