midterm exam staar released

midterm exam staar released

Assessment

Flashcard

Science

8th Grade

Practice Problem

Hard

NGSS
MS-PS1-2, MS-PS1-5, MS-PS1-4

+3

Standards-aligned

Created by

Wayground Content

FREE Resource

Student preview

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15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is an indication that a chemical reaction has occurred?

Back

A solid forms when two clear solutions are mixed.

Tags

NGSS.MS-PS1-2

2.

FLASHCARD QUESTION

Front

What is the role of oxygen in chemical reactions?

Back

Oxygen and oxygen-containing compounds are involved in many different reactions.

3.

FLASHCARD QUESTION

Front

How does speed differ from velocity?

Back

Speed is a scalar quantity that refers to how fast an object is moving, while velocity is a vector quantity that includes both speed and direction.

4.

FLASHCARD QUESTION

Front

What factors affect ocean tides?

Back

The relative positions of the Sun, the Moon, and Earth affect ocean tides.

Tags

NGSS.MS-ESS1-1

5.

FLASHCARD QUESTION

Front

Why does the sun appear brighter than other stars?

Back

The sun is closer to Earth than any other star.

6.

FLASHCARD QUESTION

Front

What is a balanced chemical equation?

Back

A balanced chemical equation has the same number of each type of atom on both sides of the equation.

Tags

NGSS.MS-PS1-5

7.

FLASHCARD QUESTION

Front

What is the difference between a physical change and a chemical change?

Back

A physical change alters the form of a substance but not its chemical composition, while a chemical change results in the formation of new substances.

Tags

NGSS.MS-PS1-4

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