Question 1

Which position-time graph indicates that the object is at rest?

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 2

Which postion-time graph indicates that the object has a constant negative velocity?

Accepted Answer

A

Answer

C

Answer

B

Answer

D

Question 3

How far did the cart travel in the first 10 seconds?

Accepted Answer

60 meters

Answer

20 meters

Answer

120 meters

Answer

40 meters

Question 4

The velocity of the object at time interval 30 s - 40 s is ______________ m/s.

Accepted Answer

-4

Answer

4

Answer

6

Answer

-6

Question 5

The velocity of the object in the first 10 seconds is _________ m/s.

Accepted Answer

6

Answer

-6

Answer

-4

Answer

4

Question 6

What is the force of gravity of a 25-kg object?

Accepted Answer

250 N

Answer

10 N

Answer

25 N

Answer

250 J

Question 7

At what velocity is a 2-kg object moving if its kinetic energy is 25 J?

Accepted Answer

5 m/s

Answer

25 m/s

Answer

10 m/s

Answer

50 m/s

Question 8

Omar pushes a steady wall with a force of 20 N for 5 seconds. What is the work done by Omar on the wall?

Accepted Answer

0 J

Answer

20 J

Answer

100 J

Answer

5 J

Question 9

A 5 kg box is pulled upward for a distance of 2 meters. What is the work done by gravity on the box?

Accepted Answer

-100 J

Answer

10 N

Answer

100 J

Answer

10 J

Question 10

What is the current through a circuit if 1200 C of charges flow in 2 minutes?

Accepted Answer

10 A

Answer

100 A

Answer

2400 A

Answer

600 A

Question 11

Calculate the acceleration of the car if is mass was 1000 kg.

Accepted Answer

1.5 m/s^2

Answer

500 m/s^2

Answer

1500 m/s^2

Answer

15 m/s^2

Question 12

Based on this position-time graph, what is the displacement of the object?

Accepted Answer

0 m

Answer

-40 m

Answer

60 m

Answer

55 m

Question 13

The SLOPE of a velocity-time graph is ____________

Accepted Answer

Acceleration

Answer

Velocity

Answer

Force

Answer

Displacement

Question 14

What is the acceleration of the car in the time interval 20 s to 60 s?

Accepted Answer

0 m/s^2

Answer

60 m/s^2

Answer

20 m/s^2

Answer

40 m/s^2

Question 15

What is the acceleration of the object in the first 20 seconds?

Accepted Answer

2 m/s^2

Answer

0  m/s^2

Answer

40 m/s^2

Answer

4 m/s^2

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