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Earth Science: Unit 1: Astronomy Test Review Flashcards | StudBud
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Earth Science: Unit 1: Astronomy Test Review
Earth Science: Unit 1: Astronomy Test Review
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These questions are designed to review for the NC final exam.
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Questions
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Answers
1
Our universe is considered to be
thermocentric
planetocentric
heliocentric
geocentric
2
Which of the following is a method of energy transfer to Earth from the Sun?
carbonation
radiation
convection
conduction
3
What lies at the center of our solar system?
the Sun
Mercury
Earth
a black hole
4
Put the following in order - from smallest to largest
Earth, solar system, Milky Way galaxy, universe
Earth, Milky Way galaxy, solar system, universe
Milky Way galaxy, solar system, Earth, universe
universe, Milky Way galaxy, Earth, solar system
5
Earth moves fastest when it is closest to the Sun & slowest when farther away is explained by
Galileo's Laws
Law of Conservation
Hubble's Law
Kepler's Laws
6
How would you describe the shape of Earth's planetary orbit?
random revolution
circular
elliptical
periodic
7
What causes the Earth to have seasons?
the tilt of Earth’s axis
nutation
the barycenter of the Sun
the rotation of Earth on its axis
8
What shape is the Milky Way galaxy?
irregular
no shape
spiral
elliptical
9
This diagram illustrates the slight variation within the precession of Earth and is known as
radiation
nutation
barycenter
variation
10
The sun is in what stage of its life cycle?
red giant
protostar
white dwarf
main sequence star
11
Our sun is classified as a main sequence star. What stage comes next?
blue supergiant
white dwarf
red giant
black hole
12
Why do green plants require solar energy?
to decompose the dead or decaying remains of animals
to produce their own food
to absorb nitrogen into their roots
to release carbon dioxide into the atmosphere
13
Energy is transferred from the Sun to Earth mainly by
molecular collisions
electromagnetic waves
red shifts
density currents
14
Summer days in North Carolina are likely to be hotter than winter days because in summer
Earth’s northern axis is tilted toward the Sun
the number of sunspots increases
the Sun gives off more energy
Earth is closer to the Sun
15
The picture below illustrates
precession
nutation
rotation
barycenter
16
The observation that waves lengthen as objects move away and shorten as they approach is called
Doppler Effect
Copernicus Effect
Kepler's Laws
Hubble's Law
17
The length of an Earth day is determined by the time required for approximately one
Earth's revolution
Sun's rotation
Sun's revolution
Earth's rotation
18
Our universe was created when all matter & energy was sent outward from one single point is the
Theory of Everything
Big Bang Theory
Nebular Theory
Kepler's Laws
19
Heliocentric means around the
Earth
Sun
Moon
Venus
20
Which type of nuclear reaction is used by the Sun?
nuclear cessation
nuclear fission
nuclear disaster
nuclear fusion
