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2-4 Solar System Flashcards | StudBud
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2-4 Solar System
2-4 Solar System
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questions based on your reading about the solar system
Flashcards
15 cards
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Questions
15
Answers
1
All the planets move in different directions around the sun
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2
Each planet travels around a path called a/an
orbit
rotation
revolution
all of the above
3
A revolution is a complete trip around the ______ one time
planets
galaxy
sun
solar system
4
A complete spin on a/an _______ is called a rotation
axis
orbit
side
revolution
5
The solar system is the collection of planets and other bodies that orbit the________
moon
sun
6
The planets closer to the sun have ________ periods
shorter
longer
7
Within our solar system there are ________-- known planets
5
13
8
11
8
_________--- is responsible for keeping the planets in their orbirts
heat
gravity
9
Each planet travels in an orbit that is an _________ a shape that looks like a stretched circle
eclipse
ellipse
10
Johannes Kepler studied the planets and discovered laws that
all of the above
describe planetary motion around the sun
state that planets orbits are ellipse with the sun a focus
help him to calculate the distance of the planets to the sun
11
As a planet follows its orbit around the sun, the planet also spins on its axis
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12
Earth is the center of our solar system
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13
large objects have more mass and therefor have more gravitational pull
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14
Johannes Kepler made three important discoveries that explain why planets stay in their orbits
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15
Earth completes on _________ every 24 hours or one day
revolution
rotation
