Exothermic and Endothermic Reactions(practice)

Front

What are exothermic reactions?

Back

Exothermic reactions are chemical reactions that release energy, usually in the form of heat, to the surroundings.

Front

What are endothermic reactions?

Back

Endothermic reactions are chemical reactions that absorb energy from the surroundings, usually in the form of heat.

Front

What is the main characteristic of exothermic reactions in terms of temperature?

Back

Exothermic reactions usually feel hot to the touch.

Front

What is the main characteristic of endothermic reactions in terms of temperature?

Back

Endothermic reactions usually feel cold to the touch.

Front

What happens to energy in an exothermic reaction?

Back

In an exothermic reaction, energy is released.

Front

What happens to energy in an endothermic reaction?

Back

In an endothermic reaction, energy is absorbed.

Front

Give an example of an exothermic reaction.

Back

Burning a match or dynamite exploding are examples of exothermic reactions.

Front

Give an example of an endothermic reaction.

Back

Photosynthesis in plants is an example of an endothermic reaction.

Front

What does the prefix 'exo' mean?

Back

The prefix 'exo' means 'out' or 'released'.

Front

What does the prefix 'endo' mean?

Back

The prefix 'endo' means 'in' or 'absorbed'.