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WorksheetsChapter 9 Earth and Space
Total questions: 21
Worksheet time: 2hrs 45mins
Name
Class
Date
1.
The earth spins on an imaginary line called its axis. This is know as _________.
a)
Spinning
b)
revolution
c)
rotation
d)
disco danc
2.
Earth also moves in an orbit around the sun. One full orbit of one object around another object is called a ______________
a)
fidget spinner
b)
rotation
c)
revolution
d)
elliptical
3.
This visual shows that the seasons are caused by ........
a)
The tilt of the Earth while it is in orbit.
b)
The Earth being closer or further away from the sun.
c)
The Earth being warmer or colder.
d)
Santa Claus
4.
An Earth revolution around the sun takes _______.
a)
one day
b)
365 days (one year)
c)
one month
d)
one season
5.
What are gigantic balls of very hot gases that give off radiation?
a)
comets
b)
suns
c)
moons
d)
stars
6.
Our sun is ___________.
a)
a giant sized star
b)
a nebula
c)
a medium sized star
d)
a small star
7.
Though it is a medium-sized star, the sun is the largest thing in our solar system.
a)
true
b)
false
8.
#1 on this visual shows the center of the sun.
a)
photosphere
b)
solar flare
c)
sol
d)
core
9.
#3 on the visual shows the innermost layer of the sun called the _________.
a)
core
b)
photosphere
c)
corona
d)
chromosphere
10.
The layers of the sun include the ______________________.
a)
photosphere
b)
chromosphere
c)
corona
d)
all of the above
11.
This rocky planet is the most like Earth.
a)
Jupiter
b)
Venus
c)
Mercury
d)
Mars
12.
The inner planets include Mercury, Venus, Mars, and ________.
a)
Earth
b)
Pluto
c)
Triton
d)
Saturn
13.
The outer planets are Jupiter, Saturn, and ______________.
a)
Neptune
b)
Mars
c)
Triton
d)
Pluto
14.
The outer planets are different from the inner planets because.....
a)
They are bigger.
b)
They are further away from the sun.
c)
They all are gaseous.
d)
All of the above.
15.
Mercury is full of craters because...
a)
It has no atmosphere to burn up meteorites.
b)
It has a great deal of volcanoes.
c)
It has tectonic plates that move and form mountains.
d)
all of the above
16.
A comet is ___________.
a)
a rock or metal object orbiting in space.
b)
a frozen mass of ice and dust orbiting in space.
c)
a shooting star
d)
A meteor.
17.
An asteroid is a ____________.
a)
a rock or metal object that orbits
b)
a mass of ice and dust that orbits
c)
a shooting star
d)
a moon that floats
18.
Planets and asteroids orbit around the sun.
a)
true
b)
false
19.
Asteroids are called shooting stars when they hit earth.
a)
true
b)
false
20.
When a meteor hits Earth, it is called a ___________.
a)
boom
b)
rock
c)
meterorite
d)
comet
21.
A shooting star is really a _________.
a)
comet
b)
meteorite
c)
asteroid
d)
meteor
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