WorksheetsOur Universe
Total questions: 21
Worksheet time: 11mins
Name
Class
Date
1.
What is caused by the tilt of Earth's rotational axis?
a)
Earth's orbit
b)
Earth's seasons
c)
Earth's revolution
d)
Earth's rotation
2.
What does waning indicate during the phases of the moon?
a)
Less of the Moon's near side is lit each night.
b)
Less of the Moon's far side is lit each night.
c)
More of the Moon's near side is lit each night.
d)
More of the Moon's far side is lit each night.
3.
Which phase occurs when the Moon creates a right angle?
a)
New Moon
b)
Waxing Crescent
c)
First Quarter
d)
Waning Crescent
4.
What do you call the shadow casted during an eclipse?
a)
dumbra
b)
number
c)
penumber
d)
umbra
5.
What is the source of heat and light in our solar system?
a)
North Star
b)
Moon
c)
Earth
d)
Sun
6.
A line, real or imaginary, around which something spins is called:
a)
rotation
b)
axis
c)
revolution
d)
orbit
7.
The path one object takes as it revolves around another object in space is called
a)
revolution
b)
axis
c)
rotation
d)
orbit
8.
The Earth _________ around the sun.
a)
revolves
b)
rotation
c)
axis
d)
orbit
9.
The gravity that pulls us down to the ground comes from _________.
a)
Sun
b)
Earth
c)
Moon
d)
Universe
10.
What causes a shadow?
a)
The moon refracting light.
b)
An instrument that shows directions by using a magnet.
c)
An object falling.
d)
An object blocking light falling on a surface.
11.
What does gibbous mean?
a)
more than half
b)
less than half
c)
one half
d)
no half
12.
How many days does it take Earth to make one revolution around the Sun?
a)
364
b)
365
c)
364.4
d)
365.24
13.
What season will it be in the Northern hemisphere if the Earth is titled away from the Sun?
a)
Fall
b)
Winter
c)
Spring
d)
Summer
14.
Which property of the Sun most affects the strength of gravitational attraction between the Sun and Earth?
a)
mass
b)
radius
c)
shape
d)
temperature
15.
Which tide creates higher than normal high tides?
a)
neap tide
b)
spring tide
c)
blue tide
d)
clear tide
16.
Which tide has less of an affect on the ocean's level?
a)
neap tide
b)
spring tide
c)
blue tide
d)
clear tide
17.
Why is the same side of the Moon always visible from Earth?
a)
The moon does not revolve around the Earth.
b)
The Moon does not rotate.
c)
The Moon make exactly one rotation for each revolution around Earth.
d)
The Moon 's rotation axis is not tilted.
18.
How are revolutions of the Moon and Earth alike?
a)
Both are produced by gravity.
b)
Both are revolutions around the Sun.
c)
Both orbits are the same size.
d)
Both take the same amount of time.
19.
Which moon phase occurs about one week after a new moon?
a)
first quarter moon
b)
third quarter moon
c)
new moon
d)
full moon
20.
About how often do spring tides occur?
a)
once each month
b)
twice each month
c)
three times each month
d)
four times each month
21.
Which best explains why Earth is colder at the poles than at the equator?
a)
Earth is farther from the Sun.
b)
Earth's orbit is not a perfect circle.
c)
Earth's rotation is tilted.
d)
Earth's surface is more tilted at the poles than at the equator.
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