Speed, Acceleration, Velocity

1.

Multiple Choice

30 sec

1 pt

What is speed?

how far you go

how much distance is covered over a period of time

how fast you accelerate

the change in the location of a object

2.

Multiple Choice

5 mins

1 pt

A train is accelerating at a rate of 2 m/s/s. If its initial velocity is 20 m/s, what is its velocity after 30 seconds?

20 m/s

40 m/s

60 m/s

80 m/s

3.

Multiple Choice

30 sec

1 pt

How many minutes in 1 hr?

60 minutes

100 minutes

85 minutes

50 minutes

4.

Multiple Choice

5 mins

1 pt

Shona cycles at an average speed of 8 km/h. How far has she travelled if she cycles for 4 hours?

55km

32km

43km

32miles

5.

Multiple Choice

30 sec

1 pt

Which is correct?

speed = distance x time

speed = speed divided time

speed = distance divide time

speed = time² x speed

6.

Multiple Choice

30 sec

1 pt

What is velocity?

the quickness of an object

the location of an object

acceleration

speed in a specific direction

7.

Multiple Choice

5 mins

1 pt

How many seconds in 1 hr?

60 seconds

600 seconds

360 seconds

3600 seconds

8.

Multiple Choice

30 sec

1 pt

This can be measured in meters per second (m/s)

Distance

Time

Speed

Acceleration

9.

Multiple Choice

5 mins

1 pt

How far will a person go if they jog for 2 hours at a speed of 12 km/hr?

6 km

0.5 km

10 km

24 km

10.

Multiple Choice

5 mins

1 pt

If a cheetah runs 180 miles in 3 hours, what is its average speed?

60 hours

60 miles

60 miles/hour

60 miles/second/second

11.

Multiple Choice

30 sec

1 pt

What are the correct units for acceleration?

mi/s

m/s

m/s²

s

12.

Multiple Choice

5 mins

1 pt

A runners races in the 100 meter dash. It takes her 10 seconds to finish. What is her average speed?

10 m/s

1000 m/s

100 seconds

10 seconds

13.

Multiple Choice

5 mins

1 pt

Find the velocity of a truck that travels 75 miles north in 2.5 hours.

187.5

30

300

200

14.

Multiple Choice

30 sec

1 pt

______is a unit of speed.

M/s

S

Kg

hr

15.

Multiple Choice

5 mins

1 pt

A bee can fly at an average rate of 7 miles/hour. If a bee flew nonstop for 18 hours, how far will it have traveled?

126 miles

25 meters

25 miles

0.38 miles/hour

16.

Multiple Choice

5 mins

1 pt

Forrest Gump ran 720 miles in 120 hours. How fast was Forrest Gump running?

72 mph

600 mph

88 miles

6 mph

17.

Multiple Choice

1 min

1 pt

Which car is accelerating?

A car that is not moving

A car that rounds a curve at a constant speed

A car traveling at a constant speed

A car that has a set speed of 60mph

18.

Multiple Choice

5 mins

1 pt

A runner achieves a velocity of 11.1 m/s, 9 sec after he begins. What is his acceleration?

.81 m/s²

1.23 m/s²

9.9 m/s²

20.1 m/s²

19.

Multiple Choice

2 mins

1 pt

initial v=5 m/s, final v=0 m/s, time is 20 seconds, what is a (acceleration)

(0-5)/20

(5-0)/20

5/20

20/(5-0)

20.

Multiple Choice

30 sec

1 pt

Acceleration only takes place when things speed up.

True

False

21.

Multiple Choice

1 min

1 pt

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

Its direction changes

It doesn't

It slows down

Its speeds up

22.

Multiple Choice

5 mins

1 pt

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?

24 m/s²

18 m/s²

16 m/s²

16 m/s

23.

Multiple Choice

30 sec

1 pt

Velocity describes both speed and _____________

time

direction

momentum

acceleration

24.

Multiple Choice

1 min

1 pt

Which graph shows the object standing still?

A

B

C

D

25.

Multiple Choice

1 min

1 pt

Which graph represents zero acceleration (constant velocity)?

A

B

C

D

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