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WorksheetsMeteors-Asteroids-Comets
Total questions: 23
Worksheet time: 21mins
Name
Class
Date
1.
Where are Asteroids found in the Solar System?
a)
Between Earth and Mars
b)
In the Oort Cloud beyond Neptune
c)
In the Asteroid Belt between Mars and Jupiter
d)
Close to the Sun
2.
What are comets made of?
a)
Metals like iron and nickel
b)
Gas
c)
Hydrogen Gas
d)
Ice and rock
3.
Since asteroids are made of rock and metal, what two colors describe their appearance?
a)
Red and blue
b)
Red and gray
c)
Black and white
d)
Magenta and purple
4.
The orbit of comets is which shape?
a)
Circular
b)
Elliptical/Oval
c)
Comets do not orbit the Sun
5.
Where do most comets come from?
a)
In the Oort Cloud beyond Neptune
b)
In the Asteroid Belt between Mars and Jupiter
c)
Near the Sun
d)
Earth's atmosphere
6.
In the diagram, A and C refer to which part of a comet?
a)
Nucleus
b)
Tail
c)
Coma
7.
In the diagram, which part of the comet is B pointing to?
a)
Coma
b)
Nucleus
c)
Tail
8.
D is pointing to which part of a comet?
a)
Coma
b)
Tail
c)
Nucleus
9.
A light streaking across the night sky is classified as a/an....
a)
Meteorite
b)
Asteroid
c)
Comet
d)
Meteor
10.
Most meteoroids floating around in the Solar System are how big?
a)
A grain of sand or small pebble
b)
Size of a car
c)
Size of a football field
d)
State of Arizona
11.
When a meteoroid begins to enter Earth's atmosphere it begins to burn up. What force causes this?
a)
Gravity
b)
Friction
c)
EM Radiation
12.
A comet's orbit is faster...
a)
when it is in the Oort Cloud
b)
when it is near the Sun
c)
when it is far from the sun
13.
In the diagram, a comet's tail always points where?
a)
Towards the Sun
b)
Away from the Sun
c)
Towards Earth
d)
Away from Earth
14.
The cloud of gas and dust around the solid icy ball of a comet is the...
a)
Nucleus
b)
Coma
c)
Tail
15.
Meteorites...
a)
hit the ground
b)
burn up completely in the atmosphere
c)
debris from asteroids/comets that float around in space
16.
Meteors...
a)
burn up completely in the atmosphere producing streaks of light
b)
hit the ground
c)
debris from asteroids/comets floating around in space
17.
Meteoroids are...
a)
debris from asteroids/comets floating around in space
b)
burn up completely in the atmosphere
c)
hit the ground
18.
Asteroids, along with the planets, revolve around the Sun in which direction?
a)
Clockwise
b)
Counter-clockwise
19.
The solid ball of ice/dust of a comet is the...
a)
coma
b)
nucleus
c)
tail
20.
In the picture, this would be a....
a)
Meteor
b)
Meteorite
c)
Meteoroid
21.
"A solid ball of ice and rock" describes which part of a comet?
a)
Tail
b)
Nucleus
c)
Coma
22.
Which one does NOT orbit/revolve around the Sun?
a)
Comet
b)
Asteroid
c)
Meteoroid
d)
Planets
23.
What killed off the dinosaurs 65 million years ago?
a)
Meteorite
b)
Asteroid impact
c)
Comet impact
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