S8P4

S8P4

Assessment

Flashcard

Science

8th Grade

Hard

NGSS
MS-PS1-4, MS-PS1-5, MS-PS3-1

+2

Standards-aligned

Created by

Wayground Content

FREE Resource

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15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is a pure substance?

Back

A pure substance is a material that has a constant composition and consistent properties throughout. Examples include elements and compounds.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS1-5

2.

FLASHCARD QUESTION

Front

What is a mixture?

Back

A mixture is a combination of two or more substances where each retains its own properties. Mixtures can be homogeneous or heterogeneous.

3.

FLASHCARD QUESTION

Front

What is the difference between a homogeneous mixture and a heterogeneous mixture?

Back

A homogeneous mixture has a uniform composition throughout (e.g., saltwater), while a heterogeneous mixture has a non-uniform composition (e.g., salad).

4.

FLASHCARD QUESTION

Front

What is the charge of a proton?

Back

A proton has a positive charge.

5.

FLASHCARD QUESTION

Front

What is the charge of an electron?

Back

An electron has a negative charge.

6.

FLASHCARD QUESTION

Front

What is the role of neutrons in an atom?

Back

Neutrons help stabilize the nucleus of an atom and do not have a charge.

7.

FLASHCARD QUESTION

Front

What determines the state of matter of a substance?

Back

The state of matter is determined by the arrangement and movement of its particles.

Tags

NGSS.MS-PS1-4

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