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WorksheetsAstronomical Objects
Total questions: 22
Worksheet time: 22mins
Name
Class
Date
1.
The force that causes objects with mass to attract one another.
a)
gravity
b)
orbital path
c)
system
d)
outer planet
2.
The gravitationally-curved path of an object around a point in space.
a)
solar system
b)
coma
c)
terrestrial
d)
orbital path
3.
The luminous celestial body around which Earth and other planets revolve and from which they receive heat and light.
a)
star
b)
planet
c)
moon
d)
sun
4.
A ball of gas in space that produces its own light and heat.
a)
planet
b)
meteorite
c)
star
d)
asteroid belt
5.
Any of the large celestial bodies that revolve around the Sun in the solar system
a)
solar systems
b)
planets
c)
asteroids
d)
meteorites
6.
Any of the rocky, terrestrial planets of Mercury, Venus, Earth, and Mars, whose orbits are inside the asteroid belt.
a)
outer planets
b)
inner planets
c)
Galilean moons
d)
asteroids
7.
Any of the planets Jupiter, Saturn, Uranus, and Neptune, whose orbits lie beyond the asteroid belt.
a)
inner planets
b)
outer planets
c)
solar systems
d)
Galilean moons
8.
The sun together with the group of planets and other celestial bodies that are held by its gravitational attraction and revolve around it.
a)
inner planets
b)
outer planets
c)
solar system
d)
Galilean moons
9.
The region between the inner and outer planets where most asteroids orbit around the sun.
a)
meteorites
b)
meteroid
c)
asteroid belt
d)
comet
10.
True or False: Terrestrial means Earth like.
a)
true
b)
false
11.
A small object that enters Earth's atmosphere from space and burns due to friction, emitting light.
a)
satellite
b)
comet
c)
coma
d)
meteor
12.
Something that orbits around another object; for example, a moon orbiting a planet or a human-made object orbiting Earth.
a)
comet
b)
moon
c)
coma
d)
satellite
13.
The four largest and brightest moons of Jupiter, which were discovered by Galileo Galilean: Ganymede, IO, Calisto, and Europa.
a)
solar system
b)
asteroids
c)
Comas
d)
Galilean Moons
14.
A celestial body that revolves around a planet.
a)
moon
b)
asteroid
c)
meteoroid
d)
terrestrial
15.
A celestial body of ice, dust, and rock with an elongated and elliptical orbit.
a)
coma
b)
planet
c)
comet
d)
satellite
16.
Large and small rocks or metallic masses orbiting the Sun; made up of materials similar to those that formed the planets.
a)
meteors
b)
asteroids
c)
meteorites
d)
terrestrials
17.
Which celestial body is the center of our solar system, around which every object orbits?
a)
the sun
b)
asteroid belt
c)
Jupiter
d)
Earth
18.
Galilean moons orbit which planet?
a)
Earth
b)
Uranus
c)
Jupiter
d)
Neptune
19.
Which of the following planets could be described as rocky, terrestrial and relatively close to the sun?
a)
Neptune
b)
Jupiter
c)
Mars
d)
Saturn
20.
Based on the table provided, which object is a comet?
a)
A
b)
B
c)
C
d)
D
21.
All inner planets share which of the following characteristics?
a)
rocky and terrestrial
b)
extremely cold temperatures
c)
mostly made of gas
d)
large amounts of water
22.
The sun is best described as a
a)
medium sized star
b)
collection of comets
c)
large planet
d)
hot, dense rock
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