stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Duplicate of Astronomy (HS Earth Science) Flashcards | StudBud
Explore
/
Duplicate of Astronomy (HS Earth Science)
Duplicate of Astronomy (HS Earth Science)
30 terms
·
StudBud Administration
·
918 plays
Imported from external platform
Flashcards
30 cards
F
Practice quiz
P
Host live
L
Questions
30
Answers
1
What is Barycenter?
It is the change in direction/orientation of the Earth's axis
It is the Earth's axis angle
It is the center of mass between celestial bodies
It is the way we move around the Sun
2
Who proposed the heliocentric model?
Nicolas Copernicus
Giordano Bruno
Johannes Kepler
Galileo Galilei
3
What does Earth's rotation cause?
day and night
eclipses
a year
the seasons
4
What evidence do we have that Earth's distance from the Sun DOES NOT cause our seasons?
Earth is always the same distance from the sun.
Earth is closer to the sun in our winter.
Earth is closer to the sun during our summer.
Earth is farther from the sun in our winter.
5
Which Astronomer discovered that the planets orbit in the shape of an ellipse.
Newton
Copernicus
Keplar
Aristotle
6
Kepler's 3rd law states
The planets furthest from the sun take less time to orbit
Planets orbit in a complicated ballet dance
every planet orbits the sun in the same amount of time
the planets furthest from the sun take more time to orbit
7
What is the layer of the sun visible to humans?
Aurorasphere
Chromosphere
Photosphere
Corona
8
How does redshift confirm the Big Bang?
It explains why the universe is expanding.
It explains why the universe is getting closer.
It explains why Mars is red.
It explains why the universe is so dark.
9
What protects the Earth from solar flares and solar winds?
Ozone layer
Magneto
Magnetosphere
Karman line
10
Kepler's 1st Law states that
gravity exists between all objects
the period of revolution depends on the distance to the sun
a planet travels faster in its orbit when close the sun
planets travel in an ellipse
11
What shape is Earth's orbit around the sun?
Oval
Ellipse
Orb
Circle
12
The Sun is the barycenter of the Universe?
True
False
13
How does the sun produce energy?
Combustion
Fission
Fusion
Steam
14
What is nutation?
Slight wobbling of the Earth's axis
All of the above
The oval shape the Earth rotates on
None
15
What is the earth's tilt at?
I have no clue.
23.5 degrees
25.3 degrees
25 degrees
16
Why does Earth have seasons?
The Sun's axis is tilted.
The Moon revolves around it.
Earth's axis is tilted as it revolves around the Sun.
The distance changes as it revolves around the Sun.
17
The four inner planets are
rocky
ice
gaseous
large
18
What is Kepler's 3rd law?
Planets are made of minerals
Planetary orbits are circular
Planetary orbits are elliptical
Planetary orbits are related to their distance from the sun
19
What are the two most common elements in the sun, from most common to 2nd most?
Carbon, Oxygen
Hydrogen, Helium
Helium, Hydrogen
Nitrogen, Hydrogen
20
The geocentric model shows...
the Earth at the center of the solar system
the Earth orbiting other planets
the sun orbiting other planets
the sun at the center of the solar system
21
Kepler's 2nd Law states...
that a planet travels slower when farther from the Sun
that a planet travels slower when closer to the Sun
that orbital period depends on mean distance to sun
that planets travel in an ellipse
22
What is the sun?
A galaxy
A nebula
A star
A planet
23
What is precession?
The oscillatory movement or wobble of the earth
the earth spinning on it’s axis
the earth orbiting a fixed point
the change in direction of the axis
24
What galaxy do you live in?
Crab
Orion
Milky Way
Andromeda
25
Cosmic background radiation is...
radiation left over from the early universe.
what I am eating for dinner.
the collection of recent energy waves.
The closest star to us.
26
Earth would not have seasons if it —
no longer tilted on its axis
stopped rotating on its axis
revolved around the sun in the opposite direction
took an additional month to orbit the sun
27
What are Kepler's laws about
Kepler's laws relate to the lunar calendar
Kepler's laws are about planetary motion
Kepler's laws are about the thermonuclear microwave
Kepler's laws are about space
28
What is the solar nebular theory?
a theory explaining the formation of the universe
a theory explaining the formation of our solar system
a theory explaining how nebulas form
it's the same as a Super Nova
29
If something is redshifted it is
Getting closer.
Getting colder.
Moving away.
Getting hotter.
30
At what point in earth's orbit is it moving the fastest?
closest to the sun
furthest from the sun
Equinox
Solstice
