7th Grade Midterm Review 3/4

Front

the smallest particle of an element

Back

atom

Front

The average kinetic energy of all the particles in a material; measured by a thermometer in degrees (usually degrees Celsius or degrees Fahrenheit).

Back

temperature

Front

The simplest unit of a chemical compound that can exist, formed when two or more atoms join together chemically.

Back

molecule

Front

The molecules in this state have no definite shape or volume.

Back

gas

Front

The molecules in this state create a structure with definite volume but no definite shape.

Back

liquid

Front

The molecules create a structure that has a specific shape and volume.

Back

solid

Front

A liquid becoming a solid is an indication of the ________ of thermal energy.

Back

removal

Front

As kinetic energy increases, temperature

Back

increases

Front

What change to a liquid would result in an increase in the distance between the individual molecules of a substance?

Back

adding heat energy

Front

the transfer of thermal energy from one substance to another until the temp is the same (EQUAL TEMP)

Back

thermal equilibrium