Chemical Reactions & Matter & A little Energy too

Chemical Reactions & Matter & A little Energy too

Assessment

Flashcard

Science

7th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What do we call the substances that are present BEFORE a chemical reaction occurs?

Back

Reactants are the starting materials in a chemical reaction.

2.

FLASHCARD QUESTION

Front

Which gas is produced by bath bombs?

Back

Carbon Dioxide is the gas produced when bath bombs react with water.

3.

FLASHCARD QUESTION

Front

What is a chemical change?

Back

A chemical change is a process where substances transform into new substances, often producing bubbles, color changes, or temperature changes.

4.

FLASHCARD QUESTION

Front

What are the new substances produced from a chemical reaction called?

Back

Products are the substances formed as a result of a chemical reaction.

5.

FLASHCARD QUESTION

Front

How a substance interacts with fire is known as?

Back

Flammability is the ability of a substance to catch fire and burn.

6.

FLASHCARD QUESTION

Front

What is the term for a change in matter that does not alter its chemical composition?

Back

A physical change is a change that affects one or more physical properties of a substance without changing its chemical composition.

7.

FLASHCARD QUESTION

Front

What is the process called when a solid turns into a gas without becoming a liquid?

Back

Sublimation is the process where a solid changes directly into a gas.

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