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WorksheetsSpace Unit Test
Total questions: 44
Worksheet time: 3hrs 28mins
Name
Class
Date
1.
How many stars do we have in our solar system?
a)
1
b)
Millions
c)
it is impossible to know
d)
5
2.
The motion of a body orbiting another body in space is called _____.
a)
revolution
b)
period of revolution
c)
rotation
d)
period of rotation
3.
Our galaxy is called the
a)
Earth Nebula
b)
The Hubble Galaxy
c)
The Milky Way
d)
The Snickers
4.
Place these objects in order from smallest to largest.
a)
Planets, solar system, universe, galaxy
b)
Solar system, planets, galaxy, universe
c)
Planets, solar system, galaxy, universe
d)
Galaxy, solar system, planets, universe
5.
A small, hot star near the end of its life is a star called a
a)
white dwarf
b)
red dwarf
c)
supergiant
d)
protostar
6.
All stars begin as a __________?
a)
giant
b)
black hole
c)
white dwarf
d)
nebula
7.
What is a large spherical body that orbits a star?
a)
Meteorite
b)
Black hole
c)
Planet
d)
Nebula
8.
What type of star runs out of energy last on the HR diagram?
a)
Large main sequence stars
b)
Average size main sequence stars
c)
Small main sequence stars
d)
They all run out at the same time
9.
Which star has the lowest temperature?
a)
A
b)
B
c)
C
d)
D
10.
Which star has the lowest luminosity?
a)
A
b)
B
c)
C
d)
D
11.
Galaxies are composed of
a)
millions of stars
b)
trillions of stars
c)
billions of stars, dust and gas
12.
Which statement describes stars from coolest to hottest?
a)
blue, white, red, orange
b)
white, yellow, orange, red
c)
orange, yellow, blue white
d)
red, orange, yellow, white, blue
13.
Which measurements allows astronomers to compare the brightness of stars?
a)
parallax
b)
red shift
c)
absolute magnitude
d)
apparent magnitude
14.
The only objects in our Universe that produces and emits its own light is
a)
Nebulas
b)
Comets
c)
Planets
d)
Stars
15.
The color of the star tells us its
a)
composition
b)
Temperature
c)
Luminosity
d)
Mass
16.
The Milky Way Galaxy is a
a)
spiral
b)
lenticular
c)
elliptical
d)
irregular
17.
How do you write
1001
in scientific notation?
1001
in scientific notation?
a)
1.0001 x 104
b)
1.01 x 105
c)
1.001 x 103
d)
10.1 x 103
18.
What are spots on the sun that are cooler than the rest of the sun?
a)
Solar Flares
b)
Corona
c)
Sun Spots
d)
Sun Rays
19.
Which layer of the sun is the hottest?
a)
Photosphere
b)
Chromosphere
c)
Corona
d)
Core
20.
What is an explosion on the sun that gives out huge amounts of energy?
a)
Sun Spot
b)
Solar Flare
c)
Sun Ray
d)
Sun Gases
21.
What two variables affect the gravitational force between objects?
a)
weight and mass
b)
volume and weight
c)
distance and mass
d)
rotation and distance
22.
Why does the Earth orbit the Sun rather than any other planet in the solar system?
a)
The mutual repulsions among all planets.
b)
The Earth is closer to the sun than other planets.
c)
The sun has the most mass.
d)
The rotational movement of all the planets cause them to rotate around the sun.
23.
A[n] ______________ tide occurs when the sun is at right angles to the line between Earth and the moon.
a)
high
b)
neap
c)
low
d)
spring
24.
Differences in the moon's and sun's pull on different sides of the Earth cause _________.
a)
gravity
b)
lunar phases
c)
tides
d)
dabbing
25.
A[n] ___________ tide occurs when the sun, Earth, and the moon are nearly in a line.
a)
spring
b)
high
c)
low
d)
neap
26.
The bulge of water on the side of the Earth closest to the moon produces ___________.
a)
high tide
b)
low tide
c)
neap tide
d)
spring tide
27.
Which season is taking place in the Northern Hemisphere in Position 3?
a)
Winter
b)
Spring
c)
Summer
d)
Fall
28.
What happens when the area in which you live tilts away from the sun?
a)
It is summer.
b)
It is spring.
c)
It is winter.
d)
It is fall.
29.
The term equinox means....
a)
equal amount of day light and equal amount of night
b)
Equal amount of winter and summer
c)
Equal amounts of hot dogs for everyone
d)
The longest day of the year
30.
Why do we experience the changing of the season on the earth?
a)
distance from the sun
b)
rotation of the earth
c)
change in solar output
d)
tilt of the earth's axix
31.
Which season is taking place in the Southern Hemisphere in Position 1?
a)
Winter
b)
Spring
c)
Summer
d)
Fall
32.
What would seasons be like if Earth's axis were straight up and down?
a)
Seasons would be the same.
b)
Seasons would be more extreme.
c)
There would be no seasons.
33.
If Earth rotated slower, we would have...
a)
shorter days.
b)
longer days.
c)
shorter years.
d)
longer years.
34.
Which movement of Earth causes day and night?
a)
rotation
b)
revolution
35.
This image shows the:
a)
Geocentric Solar System
b)
Heliocentric Solar System
36.
Built a telescope and made discoveries which changed astronomy; discovered 4 moons of Jupiter
a)
Galileo Galilei
b)
Aristotle
c)
William Herschel
d)
Claudius Ptolemy
37.
Are meteors bigger than asteroids?
a)
Yes
b)
No
c)
Maybe
38.
One similarity between asteroids, comets and meteoroids is that they all:
a)
are made of rock
b)
come from the Asteroid Belt
c)
come from the Oort Cloud
d)
orbit the sun
39.
The tails of a comet are called...
a)
Gas tail and dust tail
b)
Hydrogen tail and gas tail
c)
Dust tail hydrogen tail
d)
Coma and gas tail
40.
When the moon is in between the earth and the sun it is a
a)
New Moon
b)
Full Moon
c)
First Quarter
d)
Third Quarter
41.
What causes the phase of the Moon to change each night?
a)
The Moon changes its acutal shape throughout the course of the month.
b)
The alignment between the Earth, Moon, and Sun determines the amount of light reflected by the Moon.
c)
The season of the year determines the phase of the Moon.
d)
The closer the Moon is to Earth, the more light the Moon reflects.
42.
What is an equinox?
a)
When the sun reaches its highest or lowest point in the sky at noon
b)
The time or date at which the sun crosses the celestial equator, when day and night are of equal length
c)
Result of the earth's changing position with regard to the sun
d)
The Sun shining in the sky for a long time
43.
A lunar eclipse occurs when the Moon casts a shadow on Earth.
a)
True
b)
False
44.
A solar eclipse only happens during a ________ moon.
a)
New
b)
Cresent
c)
Gibbous
d)
Full
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