PD4 - MRMS MP2: 2025: Exothermic/Endothermic Flashcard

Front

What is an endothermic reaction?

Back

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

Tags

NGSS.HS-PS1-4

Front

What happens to the temperature of the surroundings during an endothermic reaction?

Back

The temperature of the surroundings decreases, making them feel cold.

Tags

NGSS.HS-PS1-4

Front

What is an exothermic reaction?

Back

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

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-4

Front

What happens to the temperature of the surroundings during an exothermic reaction?

Back

The temperature of the surroundings increases, making them feel warm.

Tags

NGSS.HS-PS3-4

Front

Give an example of an endothermic reaction.

Back

Photosynthesis is an example of an endothermic reaction, where plants absorb energy from sunlight.

Tags

NGSS.HS-LS1-5

Front

Give an example of an exothermic reaction.

Back

Combustion of fuels, like burning wood or gasoline, is an example of an exothermic reaction.

Tags

NGSS.HS-PS1-4

Front

What is the role of energy in endothermic reactions?

Back

Energy is absorbed to break bonds in the reactants.

Tags

NGSS.HS-PS1-4

Front

What is the role of energy in exothermic reactions?

Back

Energy is released when new bonds are formed in the products.

Tags

NGSS.HS-PS1-4

Front

How can you identify an endothermic reaction in a lab?

Back

If the reaction causes the container to feel cold, it is likely endothermic.

Tags

NGSS.HS-PS1-4

Front

How can you identify an exothermic reaction in a lab?

Back

If the reaction causes the container to feel warm, it is likely exothermic.

Tags

NGSS.HS-PS1-4