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Duplicate of Solar System! Flashcards | StudBud
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Duplicate of Solar System!
Duplicate of Solar System!
20 terms
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#solarsystem
Flashcards
20 cards
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Practice quiz
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Questions
20
Answers
1
___________ revolve around planets.
Moons
Comets
Asteroids
Astronauts
2
Pluto was demoted to a ____ after other objects were found in Pluto’s orbit larger than Pluto.
dwarf planet
asteroid planet
moon planet
outer planet
3
Which objects have ellipitical orbits and are mainly composed of ice and dust?
Moon
Comet
Asteroid
Planets
4
What is a meteorite?
large rock in space
small rock that hits the Earth
small rock in space
small rock in our atmosphere
5
___________________ is a nuclear reaction that breaks apart atoms into smaller parts.
Fusion
Revolution
Orbit
Fission
6
The closest two planets to earth have similar compositions. What is the composition?
Rocky/Terrestrial
Fusion
Fission
Comet
7
How do the inner planets differ from the outer planets?
Inner planets are made of lighter elements
Inner planets are spaced more closely together
Inner planets do not have any moons
Inner planets are extremely large
8
What feature in our solar system separates the rocky planets from the gas giants?______________
None of the above
Asteroid Belt
Moons
Kuiper Belt
9
Small rocky planets in between the sun and the main asteroid belt are considered the ___planets
Revolution
Inner
Dwarf
Outer
10
The _________________ planets are the large gas giants in our solar system.
Dwarf
Outer
Huge
Inner
11
What is a meteoroid?
large rock in space
small rock in our atmosphere
small space rock that hits the Earth
small rock in space
12
What is the seventh planet from the sun?___________________________
Saturn
Neptune
Uranus
Earth
13
Which planet is closest to the sun? __________________________
Mars
Saturn
Mercury
Venus
14
Which planet has the largest gravitational pull? _________________
Mercury
Jupiter
Neptune
Saturn
15
_ is the nuclear reaction which powers the sun and bonds two hydrogen atoms into a helium atom.
Fusion
Orbit
Revolution
Fission
16
Which planet is closest in size to Earth? ________________________
Jupiter
Mercury
Venus
Mars
17
What is a meteor?
small rock in our atmosphere
large rock in space
small rock that hits the Earth
small rock in space
18
Most people think that the Earth orbits the sun in a circular path. Really the path is ____.
Circular
Centric
Elliptical
Square
19
Saturn, a _______, has rings which are composed of fast moving asteroids around it’s equator.
Gas Giant
Fusion
Kuiper Belt
Rocky/ Terrestrial
20
The closer a planet is to the sun,...
the slower it travels around the sun.
the smaller the angle of it’s axis
the greater the angle of it’s axis.
The faster it travels around the sun.
