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Solar System Flashcards | StudBud
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Solar System
Solar System
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Questions
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Answers
1
Which process occurs only when a small space object interacts with a larger space body?
erosion
tectonics
volcanism
impact cratering
2
What do all four terrestrial planets have that gas giants do not have?
moons
rings
atmospheres
solid surfaces
3
In astronomy, a wide, flat zone of small particles that orbit around a planet's equator
Comet
Moon
Asteroid
Ring
4
Earth's average distance from the Sun, which is 93 million miles.
Ring
Ellipse
Kilometer
Astronomical Unit: AU
5
Which processes occur because a planet or another space body is hot inside?
erosion & impact cratering
impact cratering & tectonics
volcanism & erosion
tectonics & volcanism
6
What are the two main gases the gas giants are made up of?
Helium and Carbon Dioxide
Hydrogen and Oxygen
Hydrogen and Nitrogen
Helium and Hydrogen
7
What makes Uranus & Neptune appear to glow blue-green?
methane
ice caps
gaseous centers
carbon dioxide
8
What is the center of the solar system?
Pluto
Earth
Sun
Jupiter
9
Which of the following planets is about half the size of Earth?
Mars
Jupiter
Mercury
Venus
10
A small, solid, rocky body that orbits the Sun found in a region between Mars & Jupiter.
Asteroid
Comet
Meteor
Dwarf Planet
11
What are the white stripes of Jupiter and the white spots of Neptune?
holes in the atmosphere
clouds high in the atmosphere
continents & islands
smoke from volcanoes
12
What is the area around a comet's nucleus called?
tail
coma
head
center
13
The process in which the motion of hot material under a crust changes the crust of a space body
Revolving
Volcanism
Tectonics
Orbiting
14
Why is Mars reddish orange?
molecules of iron and carbon dioxide
molecules of nitrogen and hydrogen
molecules of helium and hydrogen
molecules of iron and oxygen
15
Which planet is only a little smaller than Jupiter, but its mass is less than 1/3 Jupiter's?
Saturn
Neptune
Earth
Uranus
16
A small object from outer space that passes through Earth's atmosphere & reaches the surface.
Comet
Asteriod
Meteoroid
Meteorite
17
Earth orbits the Sun at 107,000 m/h, why doesn't it spin out of the solar system?
The Earth's inertia keeps it in orbit
The Sun's inertia keeps it in orbit
The Earth's weight keeps it in orbit
The Sun's gravity keeps it in orbit
18
Which correctly lists the terrestrial planets in order from largest to smallest?
Earth, Venus, Mercury, Mars
Mercury, Mars, Earth, Venus
Earth Venus, Mars, Mercury
Mercury, Mars, Venus, Earth
19
What do all four gas giants have that terrestrial planets do not have?
solid surfaces
moons
rings
atmospheres
20
The first four planets that have a rocky surface.
Gas Gaints
Asteroid Belt
Dwarf Planets
Terrestrial Planets
21
What usually happens when a meteoroid hit the Earths' atmosphere?
It stays in the asteroid belt and does not approach the Eart
It always falls to the Earth
It burns up & can become a "shooting star"
It explodes
22
List the gas giants in order from smallest to largest?
Neptune, Uranus, Jupiter, Saturn
Neptune, Uranus, Saturn, Jupiter
Saturn, Jupiter, Neptune, Uranus
Uranus, Saturn, Jupiter, Neptune
23
Which of these appears in Earth's atmosphere?
an asteroid
a comet
a moon
a meteor
24
How many planets are in the solar system?
7
9
10
8
25
Which planet is covered in craters?
Neptune
Saturn
Mercury
Earth
26
Which planet is around 5 Astronomical Units (AU) from the Sun?
Saturn
Neptune
Jupiter
Earth
27
A large planet that consists mostly of gases in a dense form.
Dwarf Planet
Asteroid
Terrestrial Planet
Gas Giant
28
An oval or flattened circle.
Astronomical Unit: AU
Ring
Comet
Ellipse
29
A small, icy body that produces a coma of gas and dust that orbits the Earth
Comet
Meteor
Asteriod
Meteorite
30
How is a moon different from a planet?
It is smaller
It is less massive
It orbits around a planet
Is is unable to have an atmosphere
31
The process of molten material moving from a space body's hot interior onto its surface.
Impact crater hit
Tectonics
Volcanism
Weathering
32
Which planet is known as Earth's sister planet because it is only a little smaller than Earth?
Mercury
Neptune
Mars
Venus
33
What is Mars's atmosphere mostly made of?
carbon dioxide
helium
oxygen
nitrogen
34
What is the great red spot on Jupiter?
Crater
Storm
Tornado
Volcano
35
Brief streak of light produced by a small particle entering Earth's atmosphere at a high speed
Asteriod
Meteor
Meteorite
Comet
