Matter

Melting is.....

• A process where a gas changes into a solid.

• A process where a liquid changes into solid.

• A process where a solid changes into gas.

• A process where a solid changes into a liquid.

Boiling involves a change of state from ___ to ___.

• Solid to Liquid

• Liquid to Gaseous

• Gaseous to Liquid

• Liquid to Solid

Evaporation is the change of state from ___________ to __________

• liquid to gas

• solid to liquid

• gas to liquid

During evaporation, water ___________

• loses heat

• gains heat

Sara heats a salt solution. What is the name of the process happening at X?

• boiling

• evaporation

• freezing

Sam kept some water out side in the sun next day he saw nothing in the glass what happen to the water?

• It disappeared

• It evaporated

• Magic

Evaporate involves a change of state from ___ to ___.

• Solid to Liquid

• Gaseous to Liquid

• Liquid to Gaseous

• Liquid to Solid

Ice cream melts when it is placed in the freezer.

• TRUE

• FALSE

The freezing point of water is...

• 100^oC

• 0^oC

• -10^oC

• 150^oC

What scientific tool can be a student use to measure the freezing point of water?

• Stopwatch

• Celsius thermometer

• Pan balance

• Hot plate