Quiz about Motion (velocity & acceleration)

Question 1

Scott travels north 5 miles and then goes west 3 miles before coming straight back south 2 miles. What is his distance?

Accepted Answer

10

Answer

7

Answer

8

Answer

6

Question 2

Distance and direction of an object's change in position from a starting point

Accepted Answer

displacement

Answer

distance

Answer

motion

Answer

reference point

Question 3

Jermaine runs exactly 2 laps around a 400 meter track. What is the displacement?

Accepted Answer

0

Answer

800

Answer

400

Answer

200

Question 4

David walks 3 km north, and then turns east and walks 4 km. What is the distance?

Accepted Answer

7 km

Answer

3 km

Answer

4 km

Answer

1 km

Question 5

Bill runs 400 meters to Andy's house, turns around, and runs 400 meters back home. What is Bill's distance?

Accepted Answer

800 meters

Answer

0 meters

Answer

400 meters

Answer

1600 meters

Question 6

Bill runs 400 meters to Andy's house, turns around, and runs 400 meters back home. What is Bill's displacement?

Accepted Answer

0 meters

Answer

400 meters

Answer

800 meters

Answer

1600 meters

Question 7

Jerry walked from home to school, then from the school to the park. What is his total distance?

Accepted Answer

8 km

Answer

2 km

Answer

5 km

Answer

10 km

Question 8

Jerry walked from home to school, then from the school to the park. What is his total displacement?

Accepted Answer

2 km

Answer

5 km

Answer

8 km

Answer

10 km

Question 9

A person walks 50 meters directly north, stops, and then travels 32 meters directly south.  What is their displacement?

Accepted Answer

18 meters

Answer

82 meters

Answer

28 meters

Question 10

A car drives 84 meters forward.  It's displacement and distance would be the same.

Accepted Answer

True

Answer

False

Question 11

What is speed?

Accepted Answer

how much distance is covered over a period of time

Answer

how far you go

Answer

how fast you accelerate

Answer

the change in the location of a object

Question 12

What is the formula to calculate speed?

Accepted Answer

Speed = distance/time

Answer

Speed = time/distance

Answer

Speed = distance x time

Answer

Speed = time x distance

Question 13

Which of the following is a unit for acceleration?

Accepted Answer

m/s2

Answer

km/s

Answer

mi/hr

Answer

ft

Question 14

What is velocity?

Accepted Answer

speed in a specific direction

Answer

the quickness of an object

Answer

the location of an object

Answer

acceleration

Question 15

A measurement of how fast an object is moving

Accepted Answer

Speed

Answer

Velocity

Answer

Vector

Answer

Acceleration

Question 16

A description of the speed and direction of an object's motion

Accepted Answer

Velocity

Answer

Speed

Answer

Acceleration

Answer

Vector

Question 17

When a car goes around a corner at 20 mph, why do we say it  accelerates?

Accepted Answer

The car is accelerating because it's changing direction

Answer

The car is accelerating because of the velocity is constant

Answer

The car accelerates because it's going 20 mph

Answer

Cars always accelerate when they are in motion

Question 18

Why does a car accelerate as it round a corner at a constant speed?

Accepted Answer

Its direction changes

Answer

It doesn't

Answer

It slows down

Answer

Its speeds up

Question 19

Acceleration only takes place when things speed up.

Accepted Answer

False

Answer

True

Question 20

A roller coasters accelerates from an initial velocity of 6.0 m/s to a final velocity of 70 m/s over 4 seconds.  What's the acceleration?

Accepted Answer

16 m/s2

Answer

24 m/s2

Answer

18 m/s2

Answer

16 m/s

Question 21

A drag racer accelerated from 0 m/s to 200 m/s in 5 s.  What was the acceleration?

Accepted Answer

40 m/s2

Answer

0 m/s

Answer

-40 m/s2

Answer

40 m/s

Question 22

Acceleration can be classified as _______________

Accepted Answer

All of the above

Answer

Speeding up

Answer

Slowing Down

Answer

Changing directions

Question 23

A car traveling 300 miles in 5 hours is an example of _____.

Accepted Answer

Speed

Answer

Velocity

Answer

Acceleration

Answer

Direction

Question 24

A ball rolling west at 5 cm per second is an example of ____.

Accepted Answer

Velocity

Answer

Speed

Answer

Acceleration

Answer

Direction

Question 25

A truck slowing down to stop at a red light is an example of ____.

Accepted Answer

Acceleration

Answer

Speed

Answer

Velocity

Answer

Direction

Question 26

Turning a corner on a motorcycle is an example of ____.

Accepted Answer

Acceleration

Answer

Speed

Answer

Velocity

Answer

Direction

Question 27

A baseball thrown 90 miles per hour toward home plate is an example of ____.

Accepted Answer

Velocity

Answer

Speed

Answer

Acceleration

Answer

Direction

Question 28

Km (kilometers) is a unit for ___.

Accepted Answer

Distance

Answer

Speed

Answer

Time

Answer

Direction

Question 29

The shortest path between an object's starting and ending point is its:

Accepted Answer

Displacement

Answer

Distance

Answer

Disturbance

Answer

Disenfranchisement

Question 30

You calculate speed by dividing the distance moved by...?

Accepted Answer

Time

Answer

Velocity

Answer

Acceleration

Answer

Vector

Question 31

What do you need to know about an object to calculate its velocity?

Accepted Answer

Speed and direction

Answer

Speed and time

Answer

Speed and velocity

Answer

Time and direction

Question 32

An object moving at -5 m/s²is doing what?

Accepted Answer

Slowing down

Answer

Speeding up

Answer

Moving at the same speed

Answer

Stopped

Question 33

Which of these objects is NOT accelerating?

Accepted Answer

A hiker moving at the same speed for hours

Answer

A plane slowing down to land

Answer

A rocket taking off into space

Answer

A rollerblader heading downhill

Question 34

If you traveled 100 meters in 10 seconds going south, what would your speed be?

Accepted Answer

10m per second

Answer

100m per second

Answer

10m per second south

Answer

1000m per second

Question 35

A stopped car begins moving and reaches a speed of 25m/s in 5 seconds. What is its acceleration?

Accepted Answer

+5m/s2

Answer

+25m/s2

Answer

-0m/s2

Answer

5m/s

Question 36

A helicopter flies west 99 miles in 3 hours. What is its velocity?

Accepted Answer

33 mph south

Answer

99 mph

Answer

99 mph south

Answer

297 mph south

Question 37

Velocity is both ____ and _____.

Accepted Answer

speed , direction

Answer

direction, mass

Answer

volume, density

Answer

direction, magnitude

Question 38

You walk 10 meters to math class in 20 seconds. Your average speed is

Accepted Answer

0.5 m/s

Answer

2 m/s

Answer

200 m/s

Answer

5 m/s

Question 39

What is the speed of a cheetah that travels 112.0 m in 4.0 s?

Accepted Answer

28.0 m/s

Answer

0.0357 m/s

Answer

28 m/s

Answer

0.036 m/s

Question 40

Jacob ran a 5k in 24 minutes.

Accepted Answer

Speed

Answer

Velocity

Answer

Acceleration

Question 41

A train travels 90 km in an hour

Accepted Answer

Speed

Answer

Velocity

Answer

Acceleration

Question 42

A storm is traveling 25 km/hr eastward

Accepted Answer

Velocity

Answer

Speed

Answer

Acceleration

Question 43

Macie walks in the door of the movie theater and then stops to look for an open seat.

Accepted Answer

Acceleration

Answer

Speed

Answer

Velocity

Question 44

Mariah rides the escalator three floors up and then turns right to get to her favorite store in the mall.

Accepted Answer

Acceleration

Answer

Speed

Answer

Velocity

Question 45

Cole throws a baseball 38 m from third base to first base in 1.7 seconds.

Accepted Answer

Velocity

Answer

Speed

Answer

Acceleration

Question 46

A girl skates around the perimeter of a circular ice rink at a constant speed of 2 m/s. Is the girl accelerating?

Accepted Answer

Yes

Answer

No

Question 47

If you slow down on your bicycle, you accelerate.

Accepted Answer

TRUE

Answer

FALSE

Question 48

if you ride your bicycle at a constant speed, you cannot accelerate.

Accepted Answer

FALSE

Answer

TRUE

Question 49

You ride your bike in a straight line at a constant speed of 10 km/h.

Accepted Answer

Acceleration did not occur because neither speed nor direction changed.

Answer

Acceleration occurred because speed increased.

Answer

Acceleration occurred because you changed directions.

Answer

Acceleration occurred because speed decreased.

Question 50

In the acceleration formula, what does v_fstand for?

Accepted Answer

final velocity

Answer

vortex force

Answer

final vector

Answer

variable f

Question 51

Acceleration due to gravity is....

Accepted Answer

9.8 m/s2

Answer

100 m/s2

Answer

4.5 m/s2

Answer

it depends on the mass of the object

Motion (velocity & acceleration)

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