Free Printable UNIT 9 TEST

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UNIT 9 TEST

Total questions: 36

Worksheet time: 27mins

Name

Class

Date

If a 10 kilogram object accelerates suddenly at 15 m/s^2, how much force was applied to the object?

150 Newtons

15 Newtons

150 kilograms

100 kilograms

45 m/s² is the...

Mass

Force

Acceleration

weight

Unit of mass

m/s 2

m/s

newtons

The mass of a car is 1000 kg. How much force would be required to accelerate the car at a rate of 3 m/s²?

1000 ÷ 3

3 ÷ 1000

1000 x 3

Why would you weigh less on the moon compared to Earth?

less air

less sunlight

more gravitational pull

less gravitational pull

What is missing

Force = 25 N and Mass = 5 kg. Calculate the acceleration.

5 m/s²

125 m/s²

30 m/s²

4 m/s²

Force = 12 N and acceleration = 2 m/s². Calculate the mass.

6 m/s²

24 kg

6 kg

6 g

What is the velocity of a 50 kg object with a momentum of 500 kg x m/s? To solve this problem you must do -

500 ÷ 50

50 ÷ 500

500 x 50

10.

What is the velocity of a 50 kg object with a momentum of 500 kg x m/s? The answer to this question is most likely (HINT: Look at the units!!!) -

10 kg x m/s

10 m/s

10 kg

11.

A 50 kg skater coasts and has a constant velocity of 5 m/s. What is his momentum? To solve this problem you must do -

50 ÷ 5

5 ÷ 50

50 x 5

12.

A 50 kg skater coasts and has a constant velocity of 5 m/s. What is his momentum? The answer to this question is most likely (HINT: Look at the units!!!) -

250 kg x m/s

250 m/s

250 kg

13.

A car has a momentum of 20 kg x m/s. Its velocity is a constant 2 m/s. What is its mass? To solve this problem you must do -

20 ÷ 2

2 ÷ 20

20 x 2

14.

A car has a momentum of 20 kg x m/s. Its velocity is a constant 2 m/s. What is its mass? The answer to this question is most likely (HINT: Look at the units!!!) -

10 kg

10 m/s

10 kg x m/s

15.

The equation to calculate momentum is

p=mv

p=1/2mv²

p=mgh

p=mg

16.

If an object has a velocity of 15 m/s and a momentum of 30 kg m/s, what is its mass?

450 kg

2 kg

4,500 kg

.5 kg

17.

Calculate the weight on Earth of a pencil which has a mass of 0.01 kg.

0.01N

0.01Kg

0.098 Kg

0.098 N

18.

Calculate the mass of a man who weights 750N on Earth.

76.5 Kg

76.5 N

750 Kg

7350 Kg

19.

A 600kg spacecraft leaves Jupiter and travel to Earth. What is it's mass on Earth ?

23 Kg

23 N

600Kg

600 N

20.

On which planet would a 5Kg bicycle weigh 56.5N ? (Calculate g and select the correct planet)

Earth

Uranus

Neptune

Saturn

21.

If a bike has a mass of 10.5 kg, how much does it weigh on Earth?

102.9 N

1.07 N

10.5 N

0.93 N

22.

How much does Captain America weigh if he has a mass of 86.18 kg?

844.56 N

86.18 N

8.79 N

0.11 N

23.

If a moon rock has a weighs 35.8 N on the moon, what is its mass if gravity is approximately 1.62 m/s²?

0.045 kg

57.997 kg

22.10 kg

35.8 N

24.

Isolate the $d$ in the following equation:
$W=F⋅d$

$d=W⋅F$

$d=\frac{W}{F}$

$d=\frac{F}{W}$

25.

Isolate the $W$ in the following equation:
$P=\frac{W}{t}$

$W=\frac{t}{P}$

$W=P\cdot t$

$W=\frac{P}{t}$

26.

Force is a _____ or _______

simple complex

push pull

up down

in out

27.

The unit used to measure power is the

Watt

Newton

Joule

Newton*meter

28.

Which is an example of a lever?

seesaw

skates

29.

Which is an example of a lever?

bucket

scissors

30.

CHOOSE THE INCLINED PLANE

31.

CHOOSE THE WEDGE

32.

Which of these is a measurement of power?

100 joules

100 watts

100 meters per second

100 hertz

33.

P=25 watts
W=5000 Joules
t=???

200 sec

0.0005 s

125000 s

125 s

34.

W = 500 Joules
t = 25 seconds
P = ???

0.05 W

20 W

12500 W

2000 W

35.

A 500N block is lifted 10 m. How much work was done?

5000 J

500 J

50 J

5 J

36.

CHOOSE WHAT WORK IS

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UNIT 9 TEST

Total questions: 36

Worksheet time: 27mins

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