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WorksheetsDensity
Total questions: 25
Worksheet time: 14mins
Name
Class
Date
1.
Density is a chemical property of matter.
a)
True
b)
False
2.
All substances have a density that can be measured.
a)
True
b)
False
3.
Gold is less dense than water.
a)
True
b)
False
4.
If two objects have the same volume but one has a greater mass, the one with greater mass
a)
Has a lower density
b)
Has a higher density
c)
Will float
d)
Will sink
5.
Which of the following would float on water? Remember, water has a density of 1.0g/cm3 .
a)
Honey 1.30 g/cm3
b)
Lamp Oil .80 g/cm3
c)
Pepsi 1.04 g/cm3
6.
In the water displacement method for finding volume
a)
You subtract the final volume from the initial volume
b)
You subtract the initial volume from the final volume
c)
You add the initial and final volumes
d)
You divide the final volume by 2
7.
If you cut a wooden block in half, each half would have
a)
Half the density of the original piece
b)
Twice the density of the original piece
c)
The same density as the original piece
d)
No density at all
8.
Density is a characteristic property of a substance. This means that the density of water
a)
Changes depending on the volume
b)
Stays the same regardless of the volume
c)
Is greater for a greater mass of water
d)
Is less for a smaller mass of water
9.
The density of hot water
a)
Is greater than the density of cold water
b)
Is less than the density of cold water
c)
The same as the density of cold water
d)
Depends on the volume of water
10.
A candle floats in water but sinks in alcohol. This is because
a)
The candle has less mass in alcohol
b)
The water has less mass than the alcohol
c)
The water is denser than the alcohol
d)
Water and alcohol are both liquids
11.
A tiny piece of sand is very light but sinks in water. This is because
a)
Sand is a solid
b)
Sand is less dense than water
c)
There is more water than sand
d)
Sand is denser than water
12.
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
13.
The density of a pure substance is always the same.
a)
True
b)
False
14.
Density is usually measured in g/cm3.
a)
True
b)
False
15.
Displacement is often used to find the volume of
a)
a rectangular solid
b)
an irregular solid
16.
The first scientist to observe the phenomenon of displacement was
a)
Aristotle.
b)
Archimedes.
17.
The buoyant force opposes the downward pull of gravity on an object.
a)
True
b)
False
18.
The buoyant force on an object in water is equal to the weight of water that the object displaces.
a)
True
b)
False
19.
A life jacket makes a person wearing it ___________ buoyant.
a)
more
b)
less
20.
The amount of water an object replaces is called
a)
volume.
b)
specific gravity.
c)
displacement.
d)
buoyancy.
21.
Although I am a solid, I am so light that I can float in any liquid listed on the chart. What am I?
a)
Ice
b)
Cork
c)
Marble
d)
Rubber
22.
An object made of me is light enough to float in corn syrup, but not in water. What am I?
a)
Cork
b)
Diamond
c)
Gold
d)
Rubber
23.
An irregularly shaped stone was lowered into a graduated cylinder holding a volume of water equal to 2 ml. The height of the water rose to 7 ml. If the mass of the stone was 25 g, what was its density?
a)
5 ml
b)
16 g
c)
.20 g/ml3
d)
5 g/cm3
24.
The density of an object is
a)
The mass divided by the volume D = m/v
b)
The volume divided by the mass D = v/m
c)
The same as its weight
d)
The same as the size of the object
25.
One milliliter is equal to one
a)
cm3
b)
cm
c)
cm2
d)
g/cm3.
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