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Unit 1: Astronomy Vocab #1

Unit 1: Astronomy Vocab #1

Assessment

Flashcard

Science

8th Grade

Hard

Created by

Emma Hayes

FREE Resource

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11 questions

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1.

FLASHCARD QUESTION

Front

Big Bang Theory

Back

The scientific explanation that the universe began from a single, very hot and dense point and has been expanding ever since.

2.

FLASHCARD QUESTION

Front

Universe

Back

All of space, time, matter, and energy that exists.

3.

FLASHCARD QUESTION

Front

Galaxy

Back

A large system of stars, gas, and dust held together by gravity (e.g., the Milky Way).

4.

FLASHCARD QUESTION

Front

Milky Way

Back

The galaxy that contains our Solar System.

5.

FLASHCARD QUESTION

Front

Expansion

Back

The increase in the distance between galaxies over time as the universe grows larger.

6.

FLASHCARD QUESTION

Front

Blueshift

Back

The condensing of light waves from distant galaxies, showing they are moving toward us.

7.

FLASHCARD QUESTION

Front

Redshift

Back

The stretching of light waves from distant galaxies, showing they are moving away from us.

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