Space
Flashcard
•
Science
•
7th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the 'Goldilocks Zone'?
Back
The 'Goldilocks Zone' is the habitable zone around a star where conditions are just right for liquid water to exist on a planet's surface.
2.
FLASHCARD QUESTION
Front
Which planet has the strongest gravitational pull?
Back
Jupiter has the strongest gravitational pull of all the planets in our Solar System.
3.
FLASHCARD QUESTION
Front
What is the Oort Cloud?
Back
The Oort Cloud is a spherical shell of icy objects located beyond the Kuiper Belt, and it is a source of long-period comets.
4.
FLASHCARD QUESTION
Front
How does gravity affect the motion of objects in the Solar System?
Back
Gravity keeps planets in orbit around the Sun and affects the motion of all celestial bodies.
5.
FLASHCARD QUESTION
Front
What characteristic of Earth is crucial for maintaining liquid water?
Back
Earth's distance from the Sun is crucial for maintaining liquid water on its surface.
6.
FLASHCARD QUESTION
Front
What is a planet?
Back
A planet is a celestial body that orbits a star, is spherical in shape, and has cleared its orbit of other debris.
7.
FLASHCARD QUESTION
Front
What is the difference between a comet and an asteroid?
Back
Comets are icy bodies that release gas or dust, while asteroids are rocky bodies that do not have a significant atmosphere.
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