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- Biology
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  - Genetics
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  - Human Anatomy & Physiology
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  - Botany Plant Biology
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  - Zoology Animal Biology
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    - Fish 76
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    - Mammals 106
    - Anatomy 2
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Exams & Certifications

7th Grade Planetary Science Quizzes, Questions & Answers

7th Grade

Top Trending Planetary Science Quizzes

Would You Survive A Comet Hitting Earth?

Though the chances of a large comet hitting Earth in the next several hundreds of years is not likely according to scientists, it doesn't concern out in totality the possibility of such an occurrence taking place in our...

Questions: 10 | Attempts: 278 | Last updated: Mar 21, 2025

Sample Question 1
Which of the following is a way to survive collisions with Earth?

Joining scientists to find comets

Moving from place to place

Paying attention to astronomers' predictions

Building strong houses

Sample Question 2
Checking back with NASA website would ensure which of the following?

Preparing well in advance

Knowing escape routes

Knowing coordinates of the comet

Knowing where to run to

Sample Question 3
Which of the following is most important?

Construction of bunkers under houses

Moving away from coastal areas

Draining away all water sources

Keeping all water sources closed

Recent Planetary Science Quizzes

The Great Planetary Defense Quiz

Questions: 10 | Attempts: 12 | Last updated: Jul 21, 2025

Sample Question
What is planetary defense?

Protecting planets from climate change

Preventing asteroid and comet impacts

Ensuring peace among planets

Defending against alien invasions

Astronut Of The Week

Questions: 20 | Attempts: 106 | Last updated: Feb 22, 2025

Sample Question
Why does europa have a molten core?

Due to sunlight

Due to constant bombardment of asteroids

Due to tidal forces heating the core

Due to high spin of the moon

Grade 6 Space Test

Questions: 40 | Attempts: 3786 | Last updated: Oct 2, 2025

Sample Question
There are ______ of galaxies out in spae

5 hundred

6 thousand to 7 thousand

Millions

Year 8 The Planets and Space Quiz Part 2

Questions: 12 | Attempts: 2430 | Last updated: Oct 6, 2025

Sample Question
How many planets revolve around the sun?

9

8

7

5