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Calculating Density of Regular and Irregular Objects

Total questions: 15

Worksheet time: 15mins

Name
Class
Date
1.

Show all your work on your answer document. D=m/v

a)

0.25 g/cm3

b)

20 g/cm3

c)

4 g/cm3

d)

12 g/cm3

2.

A bar of copper has a mass of 216g and a volume of 24cm3. What is the density of copper?

a)

9g/cm3

b)

11g/cm3

c)

5184g/cm3

d)

322mL

3.

Frank has a paper clip. It has a mass of 9g and a volume of 3cm3. What is its density?

a)

3 g/cm3

b)

1/3 g/cm3

c)

27 g/cm3

d)

39 g/cm3

4.

What is the density of an object that has a mass of 25 g and a volume of 10.0 cm3?

a)

250 g/cm3

b)

25 g/cm3

c)

2.5 g/cm3

d)

0.25 g/cm3

5.

The volume of a candy bar is 55cm3. The mass of the candy bar is 70g. What is the density of the candy bar? 

a)

2.3g/cm3

b)

0.8g/cm3

c)

3850g/cm3

d)

1.3g/cm3

6.

Frank has an eraser. It has a mass of 4g, and a volume of 2cm3. What is its density?

a)

8 g/cm3

b)

2 g/cm3

c)

1/2 g/cm3

d)

24 g/cm3

7.

Jill has a gel pen. The gel pen has a mass of 8g and a volume of 2cm3. What is the density of the pen?

a)

4 g/cm3

b)

16 g/cm3

c)

.25 g/cm3

d)

64 g/cm3

8.

Sue found a ring and wanted to know what type of metal it was. She found the mass to be 26.7 grams and the volume to be 3 cm3. What metal is the ring?

a)

Nickel

b)

Silver

c)

Lead

d)

Gold

9.

A piece of metal has a mass of 35.4 grams and a volume of 6cm3. According to the table what metal is it?

a)

Aluminum

b)

Scandium

c)

Radium

d)

Xenon

10.

As part of a classifying elements lab Joe was finding the density of different samples. One sample had a mass of 26.4 and a volume of 12 mL. What element is it?

a)

Sulfur

b)

Carbon

c)

Boron

d)

Krypton

11.

An item has a mass of 50g and a volume of 2cm. What is the item's density?

a)

30

b)

25

c)

5

12.

Which formula is used to find density?

a)

Density= Mass x Volume

b)

Density = Mass/Volume

c)

Denisty = Volume/Mass

13.

A metal cube has a side length of 3 cm and a mass of 81 g. What is the density of the metal?

a)

9 g/cm^3

b)

3 g/cm^3

c)

27 g/cm^3

d)

1 g/cm^3

14.

A rock is placed in a graduated cylinder containing water. The water level rises from 50 mL to 70 mL. If the mass of the rock is 40 g, what is its density?

a)

2 g/cm^3

b)

0.5 g/cm^3

c)

4 g/cm^3

d)

1 g/cm^3

15.

Which of the following methods can be used to determine the volume of an irregularly shaped object?

a)

Measuring its dimensions and using a formula

b)

Using a balance to measure its mass

c)

Submerging it in water and measuring the water displacement

d)

Calculating its density and dividing by its mass