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PHYSICAL SCIENCE - 1ST QUARTER

Total questions: 42

Worksheet time: 2hrs 22mins

Name
Class
Date
1.
What is this graph representing?
a)
Constant Speed
b)
Acceleration (speeding up)
c)
Deceleration (slowing down)
d)
No motion
2.
How long did it take this object to travel 10 m?
a)
0 s
b)
10 s
c)
15 s
d)
20 s
3.
What is happening in this graph from point B to C?
a)
The object is going down a hill.
b)
The object is returning to its starting location.
c)
The object is slowing down.
d)
The object is staying still.
4.
What is the speed of an object that travels 20 meters in 4 seconds?
a)
80 m/s
b)
0.2 m/s
c)
5 m/s
d)
24 m/s
5.
A runner races in the 100 meter dash.  It takes her 10 seconds to finish.  What is her average speed?
a)
10 m/s
b)
1000 m/s
c)
100 seconds
d)
10 seconds
6.
Calculate the speed:
A Motorcycle traveled 368 Km in 8 Hours
a)
2944 Km/hr
b)
4.5 Km/hr
c)
46 Km/hr
d)
0.02 Km/hr
7.

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

a)

150 mph north

b)

30 mph north

c)

30 mph south

d)

200 mph north

8.

What is the speed of a cheetah that travels 112.0 m in 4.00 s?

a)

0.0357 m/s

b)

28 m/s

c)

0.036 m/s

d)

28.0 m/s

9.

The International Space Station travels 68,400 miles in 4 hours. What is its average speed as it orbits the Earth?

a)

10,000 mph

b)

17,100 mph

c)

22,800 mph

d)

25,000 mph

10.

A bus starts from rest and accelerates to 14 m/s in 4 s. What is the average acceleration of the bus?

a)

3.5 m/s2

b)

5.9 m/s2

c)

10.5 m/s2

d)

24 m/s2

11.
A dog runs with an initial speed of 7.5 m/s on a waxed floor.  It slides to a stop in 15 seconds.  What is the acceleration?
a)
-7.5 m/s
b)
-7.5 m/s2
c)
-0.5 m/s2
d)
7.5 mi//hr
12.

Kaya is riding her dirt bike eastward on a dirt road. She spots a pothole ahead. Kaya slows her car from 14.0 m/s to 5.5 m/s in 6.0 s. What is her acceleration?

a)

-1.4 m/s2

b)

+ 1.4 m/s2

c)

0.7 m/s2

d)

14.5 m/s2

13.
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?
a)
24 m/s2
b)
18 m/s2
c)
16 m/s2
d)
16 m/s
14.
How long did one of the runner's rest?
a)
8 seconds
b)
13 seconds
c)
5 seconds
d)
50 seconds
15.
What is the net force?
a)
17 N Right
b)
3 N Right
c)
3 N Left
d)
17 N Left
16.

If both people are exerting a force of 30 N, what is the net force?

a)

30 N

b)

60 N

c)

300 N

d)

0 N

17.

If the boy is pulling with a force of 10 N and the girl is pushing with a force 20 N, what is the net force on the box?

a)

10 N

b)

20 N

c)

30 N

d)

0 N

18.

What is the net force acting on the car?

a)

5.5 N left

b)

5.5 N right

c)

2.5 N left

d)

2.5 N right

19.
A basketball with a mass of 0.60 kg is accelerated with a force of 10.8 N. If resisting forces are ignored, what is the acceleration of the basketball to the nearest m/s2?
a)
16 m/s2
b)
17 m/s2
c)
18 m/s2
d)
19 m/s2
20.
When air rushes out of a balloon and it moves upward. This is an example of which Law of Motion. 
a)
Newton's First Law 
b)
Newton's Second Law 
c)
Newton's Third Law 
21.
A person is pushed forward into their seatbelt when a car stops. Which of Newton's laws explains this motion?
a)
1st law
b)
 2nd law
c)
2 and 3 law
d)
3rd law
22.
Newton's 1st law is often called the _______.
a)
Newton's 2nd law
b)
action-reaction law
c)
law of equality
d)
law of inertia
23.
Acceleration is caused by a force acting on a mass.
a)
Newton’s first law of motion
b)
Newton’s second law of motion
c)
Newton’s third law of motion
24.
A 20 kg bike accelerates at 10 m/s2.  what was the force?
a)
25 Newtons
b)
20 Newtons
c)
200 Newtons
d)
10 Newtons
25.

What is the mass of an object that is accelerating 60 m/s2 when a force of 3000N is exerted? 

a)

5 kg

b)

3060 kg

c)

50 kg

d)

180,000 kg

26.

What is the force of an object with a mass of 30 kg and an acceleration of 10 m/s2? 

a)

300 N

b)

30N

c)

20 N

d)

40 N

27.

If a 10 kilogram object accelerates suddenly at 15 m/s2, what is the resultant force?

a)

150 Newtons

b)

15 Newtons

c)

150 kilograms

d)

100 kilograms

28.

Which one of Newton's laws is shown

a)

3rd law

b)

2nd law

c)

1st law

29.

The swing of a hammer drives a nail partially into a piece of lumber until it comes to a rest. The lumber exerts an opposite force of resistance.

a)

Newtons 1st law

b)

Newtons 2nd law

c)

Newtons 3rd law

30.

Which type of friction is shown in the picture?

a)

rolling

b)

static

c)

fluid

d)

sliding

31.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

32.

According to the graph how fast does the person travel in the first 5 seconds?

a)

2 m/s

b)

10 m/s

c)

12.5 m/s

d)

1 m/s

33.
Bill runs 400 meters to Andy's house, turns around, and runs 400 meters back home.  What is Bill's distance?
a)
0 meters
b)
400 meters
c)
800 meters
d)
1600 meters
34.
 Jermaine runs exactly 2 laps around a 400 meter track. What is the displacement?
a)
800
b)
400
c)
0
d)
200
35.

A helicopter flies west 200 miles in 2 hours. What is its velocity?

a)

99 mph

b)

100 mph south

c)

400 mph south

d)

297 mph south

36.
A drag racer accelerated from 0 m/s to 200 m/s in 5 s.  What was the acceleration?
a)
0 m/s
b)
40 m/s2
c)
-40 m/s2
d)
40 m/s
37.

A plane lands on the runway and slows from 758 km/hr to 30 km/hr in 0.013 hours. What is the plane's acceleration in m/s2?

a)

56,000 m/s2

b)

17857 m/s2

c)

-17857 m/s2

d)

-56,000 m/s2

38.
A 50 kg ball rolls down the street at 5 m/s. Calculate the momentum of the ball. 
a)
55 kg*m/s
b)
100 kg*m/s
c)
250 kg*m/s
d)
500 kg*m/s
39.

What is acceleration due to gravity on Earth?

a)

98 m/s2

b)

9.8 m/s2

c)

0.98 m/s2

40.
Put the liquids in order from most dense to least dense?
a)
4, 3, 2, 1
b)
1, 2, 3, 4
c)
3, 4, 2, 1, 
d)
4, 3, 1, 2
41.
What is the volume of Object X?
a)
10.0 cm3
b)
15.0 cm3
c)
20.0 cm3
d)
25.0 cm3
42.

What is the density of the sphere, if its mass is 50 g?

a)

40 grmL\frac{40\ gr}{mL}  

b)

65mLg\frac{65mL}{g}  

c)

2 gcm3\frac{2\ g}{cm^3}  

d)

25gmL\frac{25g}{mL}