Science STAAR Review

Science STAAR Review

Assessment

Flashcard

Science

8th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the mass of an atom with 10 protons, 10 neutrons, and 10 electrons?

Back

20

2.

FLASHCARD QUESTION

Front

Why does a soccer ball come to a stop after being kicked across a grassy field?

Back

Friction with the grass applies a net force on the ball causing it to decrease its speed.

3.

FLASHCARD QUESTION

Front

If the mass number of a chlorine atom is 36, how many neutrons does it have?

Back

19

4.

FLASHCARD QUESTION

Front

What do we call the vertical columns in the Periodic Table?

Back

Groups

5.

FLASHCARD QUESTION

Front

Elements in the same ___________ are most likely to have similar chemical and physical properties.

Back

Group

6.

FLASHCARD QUESTION

Front

What is the definition of mass number?

Back

The total number of protons and neutrons in an atom's nucleus.

7.

FLASHCARD QUESTION

Front

What is Newton's first law of motion?

Back

An object at rest stays at rest, and an object in motion stays in motion unless acted upon by a net external force.

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