Unit 2 Mixed Up Review

Unit 2 Mixed Up Review

Assessment

Flashcard

Other Sciences

9th Grade

Hard

Created by

Wayground Content

FREE Resource

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22 questions

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1.

FLASHCARD QUESTION

Front

Why is the light from distant galaxies red-shifted?

Back

They are moving away from us.

2.

FLASHCARD QUESTION

Front

The event that marks the beginning of our known universe

Back

Big Bang Theory

3.

FLASHCARD QUESTION

Front

What is the definition of the nebula?

Back

A cloud of dust and gas

4.

FLASHCARD QUESTION

Front

These were the first 2 elements to emerge after the Big Bang: Oxygen and Lithium, Hydrogen and Helium, Gold and Silver, Cadmium and Einsteinium

Back

Hydrogen and Helium

5.

FLASHCARD QUESTION

Front

Kepler’s 1st law says all orbits of celestial bodies are this.

Back

An elliptical orbit

6.

FLASHCARD QUESTION

Front

Kepler’s 3rd law states that a planet's orbital speed is proportional to this: It's height, The planet's width, It's distance from the Sun, The planet's color

Back

It's distance from the Sun

7.

FLASHCARD QUESTION

Front

Kepler's 2nd law states that an imaginary line connecting the orbiting planet to the sun sweeps an equal amount of this over an equal amount of time.

Back

Area

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