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Astronomy Unit Review
Astronomy Unit Review
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Chapter 1: Universe Around You Chapter 2: The Solar System
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
What are the outer/ gas giant planets?
Jupiter, Saturn, Uranus, Neptune
Jupiter, Saturn, Uranus, Mercury
Jupiter, Saturn, Mars, Neptune
Neptune, Uranus, Venus, Jupiter
2
How long does it take for a moon to go from New Moon to Full Moon
2 weeks
1 week
3 weeks
4 weeks
3
What is the main factor in determining the evolution of a star?
temperature
mass
brightness
shape
4
What characteristic does a dwarf planet NOT follow
Sphere in shape due to pull of gravity
clears its own orbit
Not massive enough to be a star
orbits a star
5
The gravitational force between two objects depends on what two things?
distance and volume
mass and distance
distance and shape
mass and volume
6
If the Northern Hemisphere is tilted directly towards the Sun what season are we experiencing?
Spring
Fall
Winter
Summer
7
A light year measures time
True
False
8
What phase will the moon be in tonight?
Waxing Gibbous
Waning Crescent
Waning Gibbous
Full Moon
9
During a waning gibbous the light is on the left?
False
True
10
On the HR Diagram stars on the top left will be
cool and dim
bright and cool
hot and dim
hot and bright
11
How long for a New Moon to go back to New moon ?
3 weeks
4 weeks
1 week
2 weeks
12
What is the order for a Lunar Eclipse?
Sun-Moon-Earth
Earth-Sun-Moon
Sun-Earth-Moon
Earth-Moon-Sun
13
If the Northern Hemisphere is experiencing Fall, what is the Southern Hemisphere experiencing?
Summer
Spring
Fall
Winter
14
What is the center object in the heliocentric model
Earth
Moon
Venus
Sun
15
What MUST happen for a star to be born?
Planetary Nebula
Supernova
Red Giant
Nuclear Fusion
16
What are the 3 types of galaxies?
Local Group, Elliptical, Irregular
Elliptical, Irregular, Spiral
Spiral, Andromeda, Irregular
Milky Way, Andromeda, Triangulum
17
Which astronomer proposed the geocentric model
Ptolemy
Brahe and Kepler
Galileo
Copernicus
18
What are the inner/ dense rocky planets?
Mercury, Venus, Earth, Jupiter
Jupiter, Saturn, Uranus, Neptune
Mars, Venus, Earth, Saturn
Mercury, Venus, Earth, Mars
19
Most stars spend their life in this stage (Our Sun is here now)
Main Sequence
Super Red Giant
Protostar
Red Giant
20
What are the two ways a high mass star can end its life?
black dwarf, neutron star
white dwarf, neutron star
black hole, neutron star
black hole, white dwarf
21
How long is a lunar cycle?
About 2 weeks
24 hours
29.5 days
About 3 weeks
22
Astronomers classify stars according to brightness/luminosity, color/temperature and
Volume
Shape
Mass
Density
23
A rotation is equal to a planets turn on it's axis
True
False
24
What does the Sun fuse to create helium (during main sequence)
Iron
Helium
Carbon
Hydrogen
25
A revolution is equal to one complete orbit around the Sun
False
True
26
What three stages do all stars begin their life cycle with?
Main Sequence, Protostar, Super Red Giant
Red Giant, Protostar, Main Sequence
Supernova, Protostar, Main Sequence
Nebula, Protostar, Main Sequence
27
On the HR Diagram, stars in the bottom right corner will be
cool and bright
dim and hot
hot and bright
cool and dim
28
What is the correct order for the classification of a stars spectral class?
O,B,A,F,G,K,M
O,B,A,F,G,M,K
O,A,B,G,F,M,K
M,K,G,F,A,B,O
29
When a moon is WAXING the light is on the right
False
True
30
How long does it take for a First Quarter to go to Third Quarter
2 weeks
3 weeks
1 week
4 weeks
