Force and Motion
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• Question 1
30 seconds
Q.

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

• Question 2
30 seconds
Q.

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

• Question 3
30 seconds
Q.

This game of tug of war is an example of _________ forces.

unbalanced

balanced

potential

net zero

• Question 4
30 seconds
Q.

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

• Question 5
30 seconds
Q.

What is the net force on the car?

400 N forward (left)

0 N (balanced forces)

200 N forward (left)

200 N backward (right)

• Question 6
30 seconds
Q.

A force that opposes motion is

friction

inertia

acceleration

momentum

• Question 7
30 seconds
Q.

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

• Question 8
30 seconds
Q.

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

• Question 9
30 seconds
Q.

The gravity between two objects depends on the distance and ____________.

magnetic attraction

volume

mass

momentum

• Question 10
30 seconds
Q.

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

• Question 11
30 seconds
Q.

The force that keeps satellites in orbit around Earth is

magnetic

friction

electrical

gravity

• Question 12
30 seconds
Q.

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

• Question 13
30 seconds
Q.

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

• Question 14
30 seconds
Q.

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

• Question 15
30 seconds
Q.

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

• Question 16
30 seconds
Q.

This motion graph represents:

constant speed

acceleration

body at rest

slowing down

• Question 17
30 seconds
Q.

What was Juan's average speed?

0.3 mi/min

3.25 mi/min

4 mi/hr

4 hours

• Question 18
30 seconds
Q.

2. ______________________ is any push or pull on an object.

force

mass

gravity

air resistance

• Question 19
30 seconds
Q.

Which tells the VELOCITY of an object?

75 mph

75 mph south

• Question 20
30 seconds
Q.

Which scientist gave us the laws of motion?