ES Properties Of Water Question Preview (ID: 23748)
Polarity, Cohesion, Adhesion, Density, Solvent, Specific Heat.
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What is the tendency of water molecules to stick to other water molecules called?
a) adhesion
b) cohesion
c) surface tension
d) polarity
What is the tendency of water molecules to stick to molecules of other substances called?
a) adhesion
b) cohesion
c) polarity
d) capillary action
What is an object that has opposite ends, positive/negative or north/south, called?
a) cohesion
b) solvent
c) surface tension
d) polar
What is the tendancy for water molecules at the top to hold tightly to one another?
a) polarity
b) capillary action
c) surface tension
d) solvent
What is the movement upward through a small space against the pull of gravity called?
a) capillary action
b) surface tension
c) universal solvent
d) specific heat
What is the characteristic of a substance that indicates how easily it heats up or cools down?
a) density
b) specific heat
c) universal solvent
d) polarity
What problem is caused by water's ability to dissolve substances?
a) frozen fish
b) decreased water supply
c) chemical reactions
d) pollution
Why is capillary action important to living things?
a) It allows insects to walk on water
b) It allows chemical reactions to take place
c) It allows plants to move water from the ground upward
d) it allows life to continue under ice
In what state does water exist in the atmosphere?
a) gas and solid
b) gas
c) gas and liquid
d) All three states
Why is the fact that water heats and cools slowly important to life?
a) It means water is a good coolant
b) It makes it harder to store heat.
c) It helps moderate body temperatures.
d) It has no affect on living things
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