Exothermic and Endothermic reactions

Front

What is an exothermic reaction?

Back

An exothermic reaction is a chemical reaction that releases heat energy to the surroundings.

Front

What is an endothermic reaction?

Back

An endothermic reaction is a chemical reaction that absorbs heat energy from the surroundings.

Front

Is photosynthesis an exothermic or endothermic reaction?

Back

Photosynthesis is an endothermic reaction.

Front

In an exothermic reaction, heat is...

Back

given out or released.

Front

What term is given to a reaction which transfers heat energy to the surroundings?

Back

Exothermic.

Front

What are some examples of endothermic processes?

Back

Baking bread and cooking an egg are examples of endothermic processes.

Front

What happens to temperature in an endothermic reaction?

Back

The temperature of the surroundings decreases.

Front

What happens to temperature in an exothermic reaction?

Back

The temperature of the surroundings increases.

Front

What is the law of conservation of energy in relation to chemical reactions?

Back

Energy cannot be created or destroyed, only transformed from one form to another.

Front

What is a common example of an exothermic reaction?

Back

Combustion of fuels, such as burning wood or gasoline.