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Our Solar System
Our Solar System
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20 solar system vocabulary words
Flashcards
29 cards
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1
The rising and setting of the moon is mostly caused by what?
The revolution of the Earth.
The rotation of the Earth.
The shadow of the Earth.
The rotation of the sun.
2
A huge, glowing ball of gas in space. (They look like tiny points of light in the night sky.)
star
planet
comet
meteor
3
A very large, round object in space which orbits a star. (There are 8 in our solar system.)
moon
planet
asteroid
star
4
Why does the Sun appear to rise and set each day?
The Earth is rotating.
The Earth is revolving around the Sun.
The Earth is tilted on its axis.
It is traveling across the sky.
5
What causes night and day on the Earth?
The Earth is revolving around the Sun.
God turns out the Sun when it's time for bed.
The Earth is tilted on its axis.
The Earth rotates.
6
Rocks, that are smaller than planets, that revolve (travel around) the sun.
asteroids
comets
meteors
shooting stars
7
This word means EVERYTHING! (All stars, planets, moons, asteroids... EVERYTHING!!)
galaxy
world
space
universe
8
In New York, which month has the "shortest" days (or fewest hours of daylight)?
June
September
December
March
9
Why does the Sun look so much bigger than the other stars?
it's just really, really big
it's not bigger; it's actually much smaller
it's a very special star
it's not bigger, it's just closer
10
The path that a planet or star takes as it travels around another planet or star.
orbit
rotation
asteroid belt
circle
11
In New York, which month has the "longest" days (or most hours of daylight)?
September
March
December
June
12
What causes the Earth and the moon to orbit the sun?
The sun's gravity
Mercury's gravity
the moon's gravity
Earth's gravity
13
What is this a picture of?
Earth
Mars
Mercury
a marble
14
What causes the seasons on Earth?
The tilt of the Earth
How close the Earth is to the Sun
clouds
weather
15
Particles in space that fall towards Earth and burn up in the sky. Also called shooting stars.
meteor
star
comet
asteroid
16
What does the word "lunar" mean? (As in "lunar eclipse" or "lunar phases" or "lunar lander".)
crazy
having to do with the moon
nighttime
being like a bird
17
What do you call the imaginary pole that a planet or star spins around?
rotation
pole
revolve
axis
18
What do you call a large, round object in space that orbits a planet? (Earth has only one!)
meteor
asteroid
moon
planet
19
How big of a star is our Sun?
super big
kind of small
it's not a star
average-size
20
This word means "to spin." (As in, the Earth "spins" on its axis.)
rotate
tilt
revolve
orbit
21
How long does it take the Earth to rotate seven times?
one month
one day
one week
one year
22
How long does it take the moon to orbit Earth?
About a month
About a week
About a day
About a year
23
Which word means "the science of studying space"?
planetary motion
spaceology
astronomy
star-gazing
24
The Sun and all the planets and objects that travel around the Sun.
universe
solar system
galaxy
astronomy
25
What is the closest star to Earth?
Leo
Polaris
North Star
Sun
26
The force which pulls objects toward the center of a planet or star. Makes objects "fall".
matter
weight
mass
gravity
27
What causes the seasons?
In the summer, Earth is closer to the sun.
The tilt of the Earth and it's orbit around the sun.
The rotation of the Earth.
The orbit of the moon.
28
This word means "to orbit" or "travel around" another object in space
revolve
spin
axis
rotate
29
A large group of stars and planets. (We live in one called The Milky Way.)
galaxy
solar system
astronomy
space
