Word Choices: fusion - heating - sublimation - chemical - physical - pressure - boiling


1.) Matter changes state because of ____?____ and temperature; ____?____ properties do not change.

2.) ____?____ gives molecules energy that causes them to vibrate faster, breaking their bonds and melting.

3.) Heat energy that helps break the molecular bonds of a solid is heat of ____?____.

4.)The temperature at which a liquid turns into a gas is the ____?____ point.

5.) ____?____ is when a solid turns straight into a gas.