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SSA-Physical Science Review

SSA-Physical Science Review

Assessment

Flashcard

Science

8th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

Student preview

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15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is a compound?

Back

A compound is a pure substance formed when two or more elements are chemically bonded together. Compounds can only be separated into their constituent elements by chemical means.

2.

FLASHCARD QUESTION

Front

What indicates a chemical change?

Back

Indicators of a chemical change include a change in color, production of energy (heat or light), and formation of gas. All of these are signs that a chemical reaction has occurred.

3.

FLASHCARD QUESTION

Front

What is an element?

Back

An element is a pure substance that cannot be broken down into simpler substances by chemical or physical means. Examples include hydrogen, oxygen, and carbon.

4.

FLASHCARD QUESTION

Front

What is Carbon Dioxide classified as?

Back

Carbon Dioxide (CO2) is classified as a compound because it consists of two different elements, carbon and oxygen, chemically bonded together.

5.

FLASHCARD QUESTION

Front

What are protons?

Back

Protons are subatomic particles found in the nucleus of an atom that have a positive charge. They are one of the three main types of subatomic particles, along with neutrons and electrons.

6.

FLASHCARD QUESTION

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that are not chemically bonded. The individual components retain their own properties and can be separated by physical means.

7.

FLASHCARD QUESTION

Front

What is the difference between a compound and a mixture?

Back

A compound is a substance formed from two or more elements chemically bonded together, while a mixture is a physical combination of substances that can be separated without chemical reactions.

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