Chemical reactions

Chemical reactions

Assessment

Flashcard

Science

5th - 7th Grade

Easy

Created by

Wayground Content

Used 1+ times

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a chemical reaction?

Back

A process where substances (reactants) change into new substances (products) with different properties.

2.

FLASHCARD QUESTION

Front

What is evidence of a chemical reaction?

Back

The production of a new substance.

3.

FLASHCARD QUESTION

Front

What is a chemical change?

Back

A change that results in the formation of new substances with different properties.

4.

FLASHCARD QUESTION

Front

Give an example of a chemical change.

Back

Gasoline burns in a car engine.

5.

FLASHCARD QUESTION

Front

What happens to coal when it burns?

Back

It reacts with oxygen to produce carbon dioxide, demonstrating a chemical reaction.

6.

FLASHCARD QUESTION

Front

What is the difference between a chemical change and a physical change?

Back

A chemical change produces new substances, while a physical change does not.

7.

FLASHCARD QUESTION

Front

What is a reactant?

Back

A substance that undergoes a chemical reaction.

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