Heat transfer

Front

Heat transfers from an area of ________ temperature to an area of ______ temperature.

Back

high to low

Front

What is the energy of the reactants in a chemical reaction graph?

Back

A

Front

On a hot summer day, a student dropped an ice cube onto a park bench. Which method of heat transfer describes this process?

Back

conduction

Front

When heat is released, it is an __________ reaction.

Back

exothermic reaction

Front

A catalyst works by __________.

Back

lowering the activation energy

Front

What is conduction?

Back

The transfer of heat through direct contact between materials.

Front

What is convection?

Back

The transfer of heat through the movement of fluids (liquids or gases).

Front

What is radiation?

Back

The transfer of heat through electromagnetic waves.

Front

Define exothermic reaction.

Back

A reaction that releases heat to its surroundings.

Front

Define endothermic reaction.

Back

A reaction that absorbs heat from its surroundings.