Endothermic and Exothermic Reactions-Levings

Endothermic and Exothermic Reactions-Levings

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Flashcard

Science

7th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is an exothermic reaction?

Back

An exothermic reaction is a chemical reaction that releases energy in the form of heat to its surroundings.

2.

FLASHCARD QUESTION

Front

What is an endothermic reaction?

Back

An endothermic reaction is a chemical reaction that absorbs energy from its surroundings, usually in the form of heat.

3.

FLASHCARD QUESTION

Front

How do exothermic reactions affect the temperature of their surroundings?

Back

Exothermic reactions increase the temperature of their surroundings.

4.

FLASHCARD QUESTION

Front

How do endothermic reactions affect the temperature of their surroundings?

Back

Endothermic reactions decrease the temperature of their surroundings.

5.

FLASHCARD QUESTION

Front

Give an example of an exothermic reaction.

Back

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

6.

FLASHCARD QUESTION

Front

Give an example of an endothermic reaction.

Back

Photosynthesis in plants is an example of an endothermic reaction, as it absorbs sunlight energy.

7.

FLASHCARD QUESTION

Front

What is the main characteristic of exothermic reactions?

Back

The main characteristic of exothermic reactions is that they release energy, making the surroundings feel hot.

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