7 - Lesson 12 Chemical Reaction Vocab

7 - Lesson 12 Chemical Reaction Vocab

Assessment

Flashcard

Science

7th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a substance that exists before a chemical reaction takes place?

Back

Reactant

2.

FLASHCARD QUESTION

Front

What is the scientific law stating that matter cannot be created or destroyed?

Back

Law of Conservation of Matter

3.

FLASHCARD QUESTION

Front

What is a process in which one or more new substances form from one or more other substances?

Back

Chemical reaction

4.

FLASHCARD QUESTION

Front

What type of test do medical scientists perform to assess a medicine's effectiveness?

Back

Clinical trial

5.

FLASHCARD QUESTION

Front

What is a chemical reaction that releases more energy to the surroundings than it absorbs?

Back

Exothermic reaction

6.

FLASHCARD QUESTION

Front

What do we call a substance formed as a result of a chemical reaction?

Back

Product

7.

FLASHCARD QUESTION

Front

What is the term for a reaction that absorbs energy from its surroundings?

Back

Endothermic reaction

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