Final exam review physical science

Final exam review physical science

Assessment

Flashcard

Chemistry

6th - 8th Grade

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

Why do scientists most want to learn more about fusion?

Back

To make energy for people to use.

2.

FLASHCARD QUESTION

Front

What group are the Alkali Metals in?

Back

1

3.

FLASHCARD QUESTION

Front

What are isotopes?

Back

Atoms of the same element that have different numbers of neutrons.

4.

FLASHCARD QUESTION

Front

What is the correct formula for Sodium Oxide?

Back

Na2O

5.

FLASHCARD QUESTION

Front

Balance this equation: H2 + Cl2 ---> ?

Back

H2 + Cl2 ---> 2HCl.

6.

FLASHCARD QUESTION

Front

What is fusion in the context of physical science?

Back

Fusion is the process where two light atomic nuclei combine to form a heavier nucleus, releasing energy.

7.

FLASHCARD QUESTION

Front

What are the main characteristics of Alkali Metals?

Back

They are highly reactive, have one electron in their outer shell, and are found in group 1 of the periodic table.

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