Properties Of Water Question Preview (ID: 47027)

VA SOL 6.5.

The tightness across the surface of water that is caused by polar molecules pulling on each other is called —
a) condensation
b) universal solvent
c) surface tension
d) capillary action

Water is able to dissolve many substances, and is commonly known as the —
a) universal compound
b) universal solute
c) universal solvent
d) universal element

Which statement explains why water molecules stick together?
a) Both sides are negative
b) One side has a positive charge and the other side has a negative charge
c) One side has a negative charge and the other side has a neutral charge
d) Both sides are positive

The only substance on Earth that commonly exists in all three different states is —
a) Water
b) Oil
c) Sugar
d) Salt

The most powerful agent of weathering and erosion is_____.
a) water
b) soil
c) grass
d) wind

Approximately what percentage of the Earth's water is fresh water?
a) 3%
b) 25%
c) 75%
d) 97%

Why is water known as the universal solvent?
a) It dissolves all known substances.
b) It dissolves only solid substances
c) It dissolves the greatest number of substances
d) It dissolves substances faster than all other solvents

How many atoms of hydrogen does a molecule of water contain
a) 0
b) 1
c) 2
d) 3

All of the following are examples of surface tension EXCEPT —
a) an insect “walking” on water
b) raindrops forming round beads when they fall on a car windshield
c) athletic clothing that allows you to keep cool
d) dropping paper clips into a full glass of water

Which of the following is not a property of water?
a) polar molecule
b) surface tension
c) exists only as a liquid
d) universal solvent

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