Earth Science: The Water Planet, Book H

Section 1: The Nature of Water

Self-Check Quiz-Eng.

1
Water in gas form is called __________.
A)vapor
B)ice
C)liquid
D)solid
2
Heat is measured in units called __________.
A)degrees
B)meters
C)liters
D)calories
3
When water is freezing, the temperature __________.
A)does not change
B)slowly increases
C)slowly decreases
D)rapidly decreases
4
Pure water freezes at __________ ° C.
A)0
B)32
C)100
D)212
5
Oil floats on water because it is __________.
A)less dense
B)more dense
C)heavier
D)lighter
6
Which of the following is an example of density?
A)4.3 ° C
B)4.3 g
C)4.3 g/cm3
D)4.3 cm3
7
Which of the following statements about water is true?
A)Cold water is less dense than warm water.
B)Warm water has more molecules per unit of volume than cold water.
C)Warm water is less dense than cold water.
D)Cold water has fewer molecules per unit of volume than warm water.
8
Water can form drops because of __________.
A)cohesion
B)density
C)specific heat
D)capillary action
9
Which form of water has the lowest density?
A)ice
B)liquid
C)solid
D)vapor
10
Because of water's __________, it cools more slowly than sand.
A)specific heat
B)calories
C)density
D)polarity
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