Changing a solid to a liquid by heating it, is known as what? A.) freezing B.) variable C.) melting D.) evaporation L W

Changing a liquid into a solid by cooling, is known as what? A.) melting B.) evaporation C.) condensation D.) freezing L W

When any factor (part) of an experiment can be changed, it is known as what? A.) evaporation B.) variable C.) condensation D.) all of the above L W

What is the process known as when a liquid changes into a gas? A.) condensation B.) evaporation C.) variable D.) displacement L W

When water is an invisible gas, it is known as what? A.) air B.) oxygen C.) water vapor D.) H2O L W

When a gas changes into a liquid, it is known as what? A.) freezing it B.) condensation C.) evaporation D.) melting it L W

What affects the change of matter from one state to another? A.) evaporation B.) temperature C.) condensation D.) none of the above L W

If a solid is melted, the liquid will weigh _____ the original solid. A.) more than B.) equal to C.) less than D.) None of the above L W

When condensation forms, it comes from… A.) inside the glass B.) it doesn’t form C.) the air around it D.) none of the above L W

When ice melts it had the same weight as the original solid cube. A.) True B.) False C.) D.) L W

To change a solid into a liquid you need… A.) heat B.) cold C.) chocolate D.) condensation L W

When gases get colder, they become… A.) solids B.) ice cubes C.) liquids D.) none of the above L W

Water vapor in the air comes from… A.) liquid water evaporating B.) condensation C.) ice cubes D.) all of the above L W

Matter _____________ exists. A.) never B.) sometimes C.) only if you see it D.) always L W

The “dew” on grass is a form of…. A.) condensation B.) evaporation C.) solids D.) nothing L W

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