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Unit 1 Universe & Solar System Test Review Flashcards | StudBud
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Unit 1 Universe & Solar System Test Review
Unit 1 Universe & Solar System Test Review
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#Science #Space
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Answers
1
If Mercury is the closest planet to the sun, why is Venus hotter than Mercury at night?
Venus has an atmosphere with greenhouse gases trapping heat
Venus has more land and it hold heat
Venus has no atmosphere
Venus has more water
2
How are Jupiter, Uranus and Saturn similar?
They are all fluid planets of liquid and gas
They are all the same size
They all have the same surface temperature
They are all the same distance from the sun
3
What planet has the longest orbit?
Earth
Mercury
Uranus
Neptune
4
The Sun is near the center of
The Local Group
The Milky Way
Our Solar System
The Universe
5
What planets are at letter B and D?
Mercury & Mars
Venus & Earth
Venus & Mars
Mercury & Earth
6
What shape are the orbits of planets?
circular
spherical
elliptical
spiral
7
What kind of object is made of ice and dust and orbits the sun?
meteorite
asteroid
comet
meteor
8
The asteroid belt is located between which two planets?
Mars and Saturn
Uranus and Neptune
Jupiter and Saturn
Mars and Jupiter
9
A meteor is when it hits a surface while a meteorite burns up in an atmosphere.
True
False
10
Which planet has the most moons, the shortest day, and is way bigger than every other planet?
Saturn
Earth
Jupiter
Uranus
11
Choose all the characteristics of inner planets?
rocky with few/no moons
rocky with many moons
smaller with faster orbits
smaller with slower orbits
12
Choose all supporting evidence for the Big Bang Theory
Red shift light from galaxies
An abundance of light elements (H & He)_
Cosmic Microwave Background Radiation
The universe continues to expand with Blue Shift light
13
Gravitational force increases as mass increases
False
True
14
Which of the following is NOT used to describe the Inner Planets?
few moons
made of dense gas
coldest
shortest revolution around Sun
15
Why does the Sun have less gravitational pull on the Earth than on Venus?
The Earth is farther away from the Sun than Venus
Venus is farther away from the Sun than Earth
Venus has more mass than the Earth
The Earth has less mass than Venus
16
Scientists have learned much about the Sun and the Earth mainly from
Comets, Meteors and Asteroids
expansion of the universe
International Space Station
technology
17
Which planet is at G marked with an X?
venus
uranus
neptune
saturn
18
Which of the following is NOT used to describe outer planets?
Shortest revolution around Sun
Some outer planets have rings
They are larger than Earth
Outer planets have a solid outer crust
19
Where is our solar system located in the Milky Way Galaxy?
outside the galaxy
Outside the Milky Way Galaxy
orion outer arm
inner disc
20
Which of the following is the
best
definition for gravity?
the force between Earth and the moon
the force between Earth and an object that pulls them down
attraction where mass & distance are determining factors
an attraction between two objects
21
Which model of the solar system places the Earth at the center?
Geocentric
Universe
Lunarcentric
Heliocentric
22
Which diagram accurately represents the relationship between the earth, universe, and galaxy?
A
D
C
B
23
What would happen if the pull of gravity from the Sun went away?
Earth would float away
We would be able to jump higher
The Earth would follow it
The moon would stop orbiting Earth
24
Which model of the solar system places the Sun at the center?
lunarcentric
heliocentric
universe
geocentric
25
Why would you be older if you lived on Mercury?
Planets closer to the Sun absorb more energy
Planets closer to the Sun orbit faster
Planets closer to the Sun orbit slower
Inner planets orbit faster because they are larger
