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Mrs. Just - Astronomy Review Flashcards | StudBud
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Mrs. Just - Astronomy Review
Mrs. Just - Astronomy Review
35 terms
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1,621 plays
earth science, astronomy
Flashcards
35 cards
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Practice quiz
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Questions
35
Answers
1
1 AU (astronomical unit) is described as
distance between Earth and Sun
distance between Earth and Mars
distance between Earth and Moon
2
What moon phase is shown in the picture?
new
first quarter
full
last quarter
3
Pluto is classified as a dwarf planet.
True
False
4
What moon phase is shown in the picture?
waning gibbous
waning crescent
waxing crescent
waxing gibbous
5
What season is it in the Northern hemisphere at letter B?
Spring
Fall
Summer
Winter
6
Debris left by colliding asteroids or dispersing comets.
comets
dwarf planets
asteroids
meteoroids
7
In a waning moon we see the lit portion getting _______________
larger
smaller
8
What moon phase is shown in the picture?
new
first quarter
last quarter
full
9
Smaller, rocky surfaces, higher percentage of heavy elements, few or no moon.
Outer Planets
Inner Planets
10
Made of gas, dust and ice and orbits the Sun in an oval shaped orbit.
meteoroids
asteroids
comets
dwarf planets
11
Compared to other stars our Sun is an average size, brightness and temperature.
True
False
12
Larger, made of gases, numerous moons, icy particles/rings.
Outer Planets
Inner Planets
13
What season is it in the Northern hemisphere at letter A?
Summer
Spring
Winter
Fall
14
Rocky objects that orbit the Sun in a belt between Mars and Jupiter.
comets
asteroids
meteoroids
dwarf planets
15
Has a blue-green color and a tilted axis and rotates like a rolling ball.
Neptune
Venus
Saturn
Uranus
16
Astronomers expect our Sun to live forever fusing hydrogen into helium.
False
True
17
There are approximately how many stars in our Milky Way galaxy?
thousands
hundreds
billions
millions
18
What season is it in the Northern hemisphere at letter C?
Fall
Summer
Spring
Winter
19
Which early astronomer defined laws of gravity based on mass and distance, laws of motion?
Ptolemy
Newton
Hubble
Einstein
20
What moon phase is shown in the picture?
waxing crescent
waning gibbous
waning crescent
waxing gibbous
21
There are approximately how many galaxies in the universe?
thousands
millions
billions
hundreds
22
All stars start in a nebula of gas, dust and immense gravity.
True
False
23
The Moon passes between the Earth and Sun and Moon's shadow obscures the Sun it is called
lunar eclipse
solar eclipse
solstice
equinox
24
Compared to other stars our Sun is closer to Earth.
False
True
25
The Earth passes between the Moon and Sun and Earth's shadow obscures the moon it is called
solar eclipse
lunar eclipse
solstice
equinox
26
Super massive stars following a supernova will eventually end as a neutron star or black hole.
False
True
27
The day of the year when we have the most hours of sunlight
fall equinox
summer solstice
spring equinox
winter solstice
28
The day of the year when we have 12 hours of sunlight and 12 hours of darkness
spring equinox
winter solstice
fall equinox
summer solstice
29
Astronomers expect our Sun to end as a white dwarf, then cool and fade into a black dwarf.
True
False
30
In a waxing moon we see the lit portion getting _______________
larger
smaller
31
Why do we have seasons?
because of the tilt of Earth's axis
because of the poles
how close we are to the Sun
because of our oceans
32
Known for its red color, dust storms, seasons and evidence that water was once present.
Mars
Mercury
Venus
Earth
33
Which early astronomer proved other galaxies exist beyond our Milky Way?
Newton
Hubble
Ptolemy
Einstein
34
Astronomers expect our Sun to supernova/explode.
False
True
35
If a planet has more mass its gravity will be greater.
False
True
