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MSW Astronomy 8th grade Flashcards | StudBud
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MSW Astronomy 8th grade
MSW Astronomy 8th grade
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Rotation, revolution, moon phases, sun, planets, eclipses, and other celestial bodies
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1
The satellite has
no gravity attraction to the Earth.
solar wind.
greater gravitational attraction to the Earth in position 1.
greater gravitational attraction to the Earth in position 2.
2
If the Sun is on the right side of the Earth, what moon phase is at position 8?
Waxing Crescent
Waxing Gibbous
3rd Quarter
New Moon
3
Which of the following best describes the process of nuclear fusion in the sun?
Helium + Xenon = Hydrogen
Hydrogen + Hydrogen = Helium
Helium + Iron = Lithium
Hydrogen + Oxygen = Carbon
4
The sun’s gravity and the force of inertia causes the planets to ______________.
change direction
travel in a straight line
rotate
revolve
5
In the diagram above, the black circle is the
Earth
Jupiter
An Asteroid
Moon
6
If the sun had
twice
the mass, the gravitational pull that it exerts on the planets would
solar wind.
increase.
stay the same
decrease.
7
If the Sun is on the right side of the Earth, what moon phase is at position 1?
Waxing Crescent
Full Moon
1st Quarter
Waning Gibbous
8
Which of the planets has the shortest period of revolution?
Earth
Mercury
Jupiter
Pluto
9
From the earth, we see various phases of the moon because
the moon revolves around the Earth.
the earth revolves around the moon
the moon is made of gas
the earth is not moving.
10
In the diagram, what type of eclipse could occur?
Earth
Solar
Lunar
Pluto
11
Planets that are small, dense, rocky, and have a few or no moons are the
outer planets.
gravity.
terrestrial planets.
the sun.
12
Position 1 shows which season for the northern hemisphere
Summer
Fall
Winter
Spring
13
Asteroids in our solar system are located between
Earth and Mars
Neptune and Pluto
Mars and Jupiter
Saturn and Uranus
14
The sun is made of
mostly hydrogen and helium
mostly uranium and californium
mostly oxygen and nitrogen
mostly silver and gold
15
If the Sun, Earth, and Moon are aligned as follows, the Earth would have
Spring tides, which is when there are almost no tides.
Neap tides, there are very high tides and very low tides.
No tides.
Spring tides, there are very high tides and very low tides.
16
One Astronomical Unit (AU) is
the size of the moon.
the average distance between the Earth and the moon.
the circumference of the earth.
the average distance between the Earth and the sun.
17
A planet’s period of rotation is equal to
a day
a week.
a month
a year
18
Which points in the diagram of the Earth would have low tides?
B and D
C and D
A and C
A and B
19
What is the phase of the moon in the diagram?
Full Moon
Waning Gibbous
First Quarter
New Moon
20
If the Sun is on the right side of the Earth, what moon phase is at position 4?
Full Moon
Waning Crescent
Waxing Crescent
Waning Gibbous
21
An object from space will fall to the Earth because
it is attracted by the Earth’s gravity.
it is pushed in by the solar wind.
of Earth’s magnetic field.
it is repelled by the northern lights
22
Tides are mostly caused by
the spinning of the Earth.
the moon and sun’s pull of gravity on the Earth.
earth’s gravity onto itself.
the orbiting of Earth around the sun.
23
How many stars are in our solar system?
10
1000
100
1
24
The image above displays the sun’s corona which is
visible only during a total solar eclipse.
the visible surface of the sun
visible only during high levels of sun spot activity
visible only during a lunar eclipse
25
The difference between 3 and an asteroid is
location.
density.
composition.
acceleration.
26
Which of the following statements is correct about the inner planets in our solar system?
Each inner planet has either 0, 1, or 2 natural satellites.
Each inner planet is very large.
Venus is cold
Mars is too small to have natural satellites.
27
What is the phase of the moon in the diagram above?
First Quarter
Waning Gibbous
Full Moon
New Moon
28
Rocks moving by number ___________ would not ignite due to a lack of oxygen and friction.
1
2
3
29
Position 3 represents
vernal equinox in the Southern Hemisphere.
winter solstice in the Northern Hemisphere.
winter solstice in the Southern Hemisphere.
autumnal equinox in the Southern Hemisphere.
30
In the diagram of a comet above, number 1 is
the Dust Tail
the Ion Tail
made of solid particles and gasses
the Nucleus
31
Which layer of the sun is most dense?
Photosphere
Corona
Radiative Zone
Core
32
In the diagram above, number 3 is
the Dust Tail
the Dusty Trail
the Ion Tail
the Nucleus
33
The gas giants have more moons because
they are made mostly of gas
they have greater mass
they are made mostly of rock
they are more than 5 AU from the sun.
34
The strength of the force of gravity between 2 objects depends on
only the shape of the objects.
only the distance between the objects.
only the masses of the objects.
both the masses and the distances between them.
35
For all the planets and dwarf planets in our solar system, a year is
365 days
1 period of revolution
1 period of rotation
not moving
36
Which of the following lists the terrestrial planets?
Mars, Venus, Saturn, Neptune
Mercury, Venus, Earth, Mars
Io, Europa, Ganymede, Callisto
Mercury, Venus, Uranus, Jupiter
37
In the diagram above, what type of eclipse could occur?
Pluto
Solar
Lunar
Earth
38
The difference between a planet and a natural satellite is
planets are Roman gods, natural satellites are Greek gods
planets have volcanoes, satellites only have e-quakes
planets revolve around sun, satellites revolve around planet
natural satellites have no atmosphere
39
Which celestial body would most likely have craters?
A star.
A terrestrial planet with a dense atmosphere.
A gas giant.
A terrestrial planet with no atmosphere.
40
The correct order for the planets in our solar system is:
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus Neptune
Mercury, Venus, Earth, Mars, Saturn, Jupiter, Neptune Uranus
Mars, Venus, Earth, Mercury, Jupiter, Saturn, Uranus Neptune
Mercury, Earth, Mars, Venus, Saturn, Neptune, Uranus Jupiter
41
From Earth we see various phases of the moon because
the Earth is not moving.
the Earth revolves around the moon
the moon revolves around the Earth.
the moon is made of gas.
42
If the Sun is on the right side of the Earth, what moon phase is at position 7?
Waxing Crescent
New Moon
1st Quarter
Waning Gibbous
43
Tides are _______________
the increase in the amount of water in the Earth’s oceans.
the daily rise and fall of sea level.
the cycling of water through the environment.
movement of the earth’s water through the ocean.
44
Neap tides occur during which 2 phases of the moon?
1st quarter and new moon
3rd quarter, and waxing gibbous
1st quarter and 3rd quarter
new moon and full moon
45
What is the most current theory for the formation of the Earth’s moon?
moon formed from a collision between another body and Earth.
The moon formed by spinning off from the Earth.
The moon formed at the same time as the Earth.
The moon was captured by the Earth.
46
Number 1 represents
a meteorite.
a meteor.
a meteoroid.
a comet
47
Position 2 represents
the winter solstice for the Northern Hemisphere.
the winter solstice for the Southern Hemisphere
the autumnal equinox for the Southern Hemisphere.
the autumnal equinox for the Northern Hemisphere.
48
About how often is a full moon observed from the earth’s surface?
Every two weeks
Once a year
Each week
Once a month
49
Earth spins at a rate of 1670 km/hr with a circumference of 40000 km. How long is 1 rotation?
365 days
29.5 days
12 hours
24 hours
50
Which rocks would appear as a shooting star to an observer on Earth?
1
2
3
