
Understanding Density and Buoyancy
Authored by Ms. Science
Science
2nd - 3rd Grade
Used 1+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What makes an object sink in water?
Its shape
Its density being higher than water
Its weight alone
Its color
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you measure the density of an object?
By its size
By comparing it with another object
By dividing its mass by its volume
By measuring its weight in water
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the density of water in grams per cubic centimeter?
Less than 1 g/cm³
0.5 g/cm³
1 g/cm³
More than 1 g/cm³
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a golf ball is cut into a cube of 1 cm sides, will it float or sink in water?
Float because it is light
Sink because it is dense
Float because it is small
Sink because it is heavy
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why does a tennis ball float in water?
Because it is light in color
Because it is made of rubber
Because it is hollow and filled with air
Because it is smooth
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