Science Flashcards

Science Flashcards

Assessment

Flashcard

Science

7th Grade

Practice Problem

Hard

Created by

Elizabeth Kelly

FREE Resource

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24 questions

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1.

FLASHCARD QUESTION

Front

Mixture

Back

A combination of two or more substances that are not chemically bonded. Example: Salt and pepper mixed together.

2.

FLASHCARD QUESTION

Front

Pure Substance

Back

A substance made of only one type of element or compound. Examples: Oxygen (O₂), Hydrogen (H₂), Water (H₂O).

3.

FLASHCARD QUESTION

Front

Type of Mixture That Reacts

Back

A mixture that causes a chemical reaction when placed in water, creating gas bubbles.

4.

FLASHCARD QUESTION

Front

Observable Physical Properties

Back

Traits you can observe with your senses. Examples: Color, texture, shape, odor.

5.

FLASHCARD QUESTION

Front

Measurable Physical Properties

Back

Traits that require tools to measure. Examples: Mass, height, volume.

6.

FLASHCARD QUESTION

Front

Physical Change

Back

A change in a substance that does not change what the substance is.

7.

FLASHCARD QUESTION

Front

Chemical Change (Chemical Reaction)

Back

A change where one or more new substances are formed. Examples: Baking, burning, rusting.

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