Planets

Planets

Assessment

Flashcard

Science

6th 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 are the inner planets?

Back

The inner planets are the four planets closest to the Sun: Mercury, Venus, Earth, and Mars. They are rocky and have solid surfaces.

2.

FLASHCARD QUESTION

Front

What are the outer planets?

Back

The outer planets are the four planets farthest from the Sun: Jupiter, Saturn, Uranus, and Neptune. They are gas giants and do not have solid surfaces.

3.

FLASHCARD QUESTION

Front

What is the asteroid belt?

Back

The asteroid belt is a region of space located between the orbits of Mars and Jupiter, filled with numerous small rocky bodies.

4.

FLASHCARD QUESTION

Front

Why is Venus known as Earth's twin?

Back

Venus is often called Earth's twin because they are similar in size, composition, and proximity to the Sun.

5.

FLASHCARD QUESTION

Front

What causes Venus to be the hottest planet?

Back

Venus is the hottest planet due to its thick atmosphere, which is composed mainly of carbon dioxide, trapping heat through the greenhouse effect.

6.

FLASHCARD QUESTION

Front

What is the greenhouse effect?

Back

The greenhouse effect is the process by which certain gases in a planet's atmosphere trap heat, preventing it from escaping into space.

7.

FLASHCARD QUESTION

Front

What is the smallest planet in our solar system?

Back

Mercury is the smallest planet in our solar system.

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