Endo or Exo?

Front

What is an exothermic reaction?

Back

An exothermic reaction is a chemical reaction that releases energy, usually in the form of heat.

Front

What happens to energy in an endothermic reaction?

Back

In an endothermic reaction, energy is absorbed from the surroundings.

Front

What does 'endo' mean in chemistry?

Back

'Endo' means 'in' or 'absorbed'.

Front

What does 'exo' mean in chemistry?

Back

'Exo' means 'out' or 'released'.

Front

Give an example of an exothermic reaction.

Back

Combustion of fuels, such as burning wood or gasoline, is an exothermic reaction.

Front

Give an example of an endothermic reaction.

Back

Dissolving ammonium nitrate in water is an endothermic reaction.

Front

What is the temperature range needed for a lizard egg to hatch?

Back

A lizard egg needs a temperature between 26-30 °C to hatch properly.

Front

What chemical can be added to water to make it exothermic?

Back

Calcium chloride can be added to water to create an exothermic reaction.

Front

What occurs during an exothermic reaction in terms of heat?

Back

Heat is given out or released during an exothermic reaction.

Front

What occurs during an endothermic reaction in terms of heat?

Back

Heat is taken in or absorbed during an endothermic reaction.