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Density

Total questions: 55

Worksheet time: 1hrs 18mins

Name
Class
Date
1.
Which liquid is the least dense?
a)
oil
b)
water
c)
syrup 
d)
plastic bottle
2.
Where can matter be found?
a)
Everywhere
b)
On Earth only
c)
In a solid and liquid only
3.
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
4.
Use the picture to select the correct statement.
a)
Oil is denser than water
b)
Pasta is less dense than the crayon
c)
The paper clip is denser than everything else
5.
Why does ice float?
a)
Liquid water is less dense than solid water.
b)
Solid water is less dense than liquid water.
c)
Gaseous water is less dense than solid water.
d)
Liquid water is less dense than gaseous water.
6.
Why do some substances float on water?
a)
they are warmer than water
b)
they are cooler than water
c)
they are more dense than water
d)
they are less dense than water
7.
Helium balloons rise on earth because
a)
helium is less dense than air
b)
helium is more dense than air
c)
helium is cooler than air
d)
helium is warmer than air
8.

Do all objects have the same density?

a)

yes

b)

no

9.

What does cooler, denser material do?

a)

float

b)

sink

c)

nothing

10.

Which substance is the most dense in this picture?

a)

Vegetable Oil

b)

Dish Soap

c)

Honey

d)

Corn Syrup

11.

In a density column, is the substance with the highest density on the bottom or the top?

a)

Bottom

b)

Top

12.

In a density column, is the substance with the lowest density on the bottom or on the top?

a)

Bottom

b)

Top

13.

Which of the following is the correct definition of density?

a)

The amount of stuff in an object

b)

The amount of space an object takes up

c)

A measure of the force of gravity on an object

d)

The amount of matter (mass) packed into a space (object)

14.

Which object has the highest density in this picture?

a)

A

b)

B

c)

C

15.

Which object has the lowest density in this picture?

a)

A

b)

B

c)

C

16.

Which substance is the most dense in this picture?

a)

Vegetable Oil

b)

Dish Soap

c)

Honey

d)

Corn Syrup

17.

Which of the following substances would float in water? (Hint: water has a density of 1g/cm3)

a)

gold

b)

rubber

c)

water

d)

cork

18.
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
19.

Which box has a higher density?

a)

A

b)

B

c)

They are the same

20.

You are given a mystery object in science class. Your teacher asks you to determine if your object is more or less dense than water. You place the object in the water and it sinks. What statement would best describe this situation?

a)

The mystery substance is denser than water.

b)

Water is denser than the mystery substance.

c)

They both have the same mass.

d)

The mystery substance must be hollow.

21.
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
22.
Why do some substances float on water?
a)
they are warmer than water
b)
they are cooler than water
c)
they are more dense than water
d)
they are less dense than water
23.
In general what is the most dense form of matter?
a)
solid
b)
liquid
c)
gas
24.
Helium balloons rise on earth because
a)
helium is less dense than air
b)
helium is more dense than air
c)
helium is cooler than air
d)
helium is warmer than air
25.
The water is ______ dense than the boat
a)
more
b)
less
26.

What is the least dense form of matter?

a)

Solid

b)

Liquid

c)

Gas

27.
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
28.

Why is a hot air balloon able to rise into the sky?

a)

The hot air is less dense then the atmosphere, so it rises

b)

The hot air is more dense then the atmosphere, so it rises

c)

The hot air has the same density as the atmosphere, so it rises

29.

Why does oil float on top of the water in an oil spill?

a)

Oil has the same density of water

b)

Oil is less dense than water

c)

Oil is more dense than water

30.
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
31.
Which liquid is the least dense?
a)
oil
b)
water
c)
syrup 
d)
plastic bottle
32.
Look at this image.  Which object has the LOWEST density in water? How? 
a)
The Ping Pong Ball because it floats to the top 
b)
The bolt because it has sunk to the bottom
c)
The soda cap because it is not just full of air like the Ping Pong ball
33.
Why did the balloon come back down to the ground?
a)
The air around it pushed it down.
b)
The air inside cooled and became more dense forcing the balloon to descend. 
c)
The air inside the balloon heated up and the air was too hot to rise. 
d)
The balloon may have had a hole in it.
34.

Warm air is _____ dense than cool air.

a)

more

b)

less

c)

the same

35.
If you poured 3 liquids that do not mix how could you tell which one is the most dense?
a)
The liquid on top
b)
The liquid in the middle
c)
The liquid at the bottom
36.
Which liquid is the most dense?  
a)
oil
b)
water
c)
syrup
d)
plastic bottle
37.
A brick sinks in water while a wooden block of the same size floats.  This is because the brick has a
a)
lower volume than the wooden block
b)
lower density than the wooden block
c)
higher volume than the wooden block
d)
higher density than the wooden block
38.
Why do the liquids form different layers?
a)
They have different densities.  
b)
They have different masses.  
c)
They have different volumes.  
d)
They are different temperatures.  
39.
Look at this image.  Which object has the LOWEST density in water? How? 
a)
The Ping Pong Ball because it floats to the top 
b)
The bolt because it has sunk to the bottom
c)
The soda cap because it is not just full of air like the Ping Pong ball
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.
An object should float in a liquid if it is 
a)
Denser than the liquid 
b)
Less dense than the liquid
c)
Lighter than metal
d)
 Shaped like a ball 
42.
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
43.

In a density column, is the substance with the highest density on the bottom or the top?

a)

Bottom

b)

Top

44.
Look at this image.  Which object has the LOWEST density in water? How? 
a)
The Ping Pong Ball because it floats to the top 
b)
The bolt because it has sunk to the bottom
c)
The soda cap because it is not just full of air like the Ping Pong ball
45.

Which list shows the order from the most dense to the least dense?

a)

Screw, grape, sponge, bottle cap

b)

Sponge, bottle cap, grape, screw

c)

Screw, bottle cap, grape, sponge

d)

Screw, grape, bottle cap, sponge

46.

Students were investigating filled cans of soda to test their density in water. Which conclusion can be made about the investigation?

a)

All cans of soda are less dense than water

b)

Diet cola is more dense than water because it floats in water

c)

Regular cola is more dense in water because it sinks

d)

Both cans of soda are more dense in water

47.

Students sorted items by their ability to sink or float. Which student organized the items correctly?

a)

Aaron

b)

Leslie

c)

Phillipa

d)

Alex

48.

Students were investigating the density of some substances. The students can make all of the following conclusions about their investigation EXCEPT...

a)

The sponge is more dense than oil

b)

The grape is more dense than water but less dense than oil

c)

The screw is more dense than water and more dense than oil

d)

Water is less dense than syrup and more dense than oil

49.

Which statement is correct?

a)

Corn syrup is denser than water.

b)

Water is denser than corn syrup.

c)

Water is less dense than oil.

50.

Use the picture to select the correct statement.

a)

Oil is denser than water

b)

Pasta is less dense then crayon

c)

The paper clip is denser than every thing else

51.
Why do ice cubes float in a  glass of water?
a)
the ice cubes are more dense than the water
b)
the water is more dense than the ice cubes
c)
the water is more dense than the glass
d)
the ice is more dense than the glass
52.

Which substance is the most dense in this picture?

a)

Vegetable Oil

b)

Dish Soap

c)

Honey

d)

Corn Syrup

53.

Compared to the Oil, does the plastic block have a higher or lower density?

a)

higher

b)

lower

54.

Which substance has the lowest density?

a)

Oil

b)

Water

c)

Syrup

55.

Rocks sink because they are

a)

the same density as the water

b)

less dense than the water

c)

more dense than the water

d)

because they're round

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