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Worksheetsmkiastronomy
Total questions: 50
Worksheet time: 25mins
Name
Class
Date
1.
This is the amount of time required for the Earth to spin once on its axis.
a)
calendar
b)
day
c)
month
d)
year
2.
This is roughly the amount of time required for the Earth to orbit the Sun once.
a)
calendar
b)
day
c)
month
d)
year
3.
This is roughly the amount of time required for the moon to orbit the Earth once.
a)
calendar
b)
day
c)
month
d)
year
4.
This scientist was the first to publish a theory stating that the Sun was at the center of the planets and universe.
a)
Brahe
b)
Copernicus
c)
Kepler
d)
Newton
5.
This is a system for organizing time.
a)
calendar
b)
month
c)
year
d)
day
6.
This scientist was the first person to use a telescope to observe celestial bodies.
a)
Brahe
b)
Copernicus
c)
Galileo
d)
Newton
7.
This scientist explained that the force that keeps all of the celestial bodies in their orbit is gravity.
a)
Brahe
b)
Copernicus
c)
Galileo
d)
Newton
8.
This type of telescope uses curved mirrors to gather and focus light.
a)
refracting
b)
reflecting
c)
obstructing
d)
abstracting
9.
This is composed of the sun and planets and other bodies that travel around the sun.
a)
comet
b)
galaxy
c)
solar system
d)
universe
10.
Tiny building blocks of planets are called
a)
asteroids
b)
comets
c)
meteors
d)
planetesimals
11.
Interstellar clouds of dust and gas are called
a)
asteroids
b)
comets
c)
meteors
d)
nebulas
12.
The distance between the Earth and Sun is called
a)
Astronomical Unit
b)
million miles
c)
85,000,000 km
d)
too far to be measured
13.
The outermost layer of the sun is called the
a)
core
b)
corona
c)
crust
d)
mantle
14.
The innermost layer of the sun is the
a)
core
b)
corona
c)
crust
d)
mantle
15.
What are sunspots?
a)
cooler, dark spots on the sun
b)
warmer, dark spots on the sun
c)
solar flores
d)
explosions
16.
Which scientist developed the formula E=mc2
a)
Copernicus
b)
Einstein
c)
Goddard
d)
Newton
17.
Astronomy is the study of
a)
all stars
b)
all planets
c)
all physical objects beyond Earth
d)
all chemical compositions beyond Earth
18.
The hottest stars are which color?
a)
blue
b)
blue-white
c)
red
d)
yellow
19.
The coolest stars are which color?
a)
blue
b)
blue-white
c)
red
d)
yellow
20.
What is absolute magnitude?
a)
the apparent brightness of a star
b)
the actual brightness of a star
c)
the apparent motion of a star
d)
the actual motion of a star
21.
A graph showing the relationship between a star's surface temperature and its absolute magnitude is called
a)
parallax
b)
equinox
c)
H-R diagram
d)
star graph
22.
The death of a large star by explosion is called
a)
neutron star
b)
pulsar
c)
quasar
d)
supernova
23.
A neutron star that is spinning is called
a)
neutron star
b)
pulsar
c)
quasar
d)
supernova
24.
The leftovers of a supernova are sometimes so massive that they collapse to form what?
a)
black hole
b)
pulsar
c)
quasar
d)
supernova
25.
What is the name of the galaxy that we live in?
a)
Andromeda
b)
Elliptical
c)
Magellan
d)
Milky Way
26.
What type of galaxy do we live in?
a)
elliptical
b)
irregular
c)
spiral
d)
flat
27.
The theory that states that the universe was created with a tremendous explosion is called?
a)
big bang
b)
big cosmos
c)
big crunch
d)
cosmology
28.
How many galaxies are in the Universe?
a)
hundreds
b)
thousands
c)
millions
d)
billions
29.
How fast does light travel?
a)
100 m/m
b)
100 m/s
c)
300,000 km/m
d)
300,000 km/s
30.
The diagonal pattern on the H-R diagram where stars spend most of their lifetime is called?
a)
absolute magnitude
b)
apparent magnitude
c)
spectrum
d)
main sequence
31.
How would you define a rocket?
a)
a machine that uses battery power to move
b)
something that goes into space
c)
a machine that uses escaping gas to move
d)
a machine that uses nitrogen to use
32.
The force that accelerates a rocket is called?
a)
combustion
b)
acceleration
c)
pressure
d)
thrust
33.
The speed and direction that a rocket must have in order to orbit the Earth is called?
a)
escape velocity
b)
orbital velocity
c)
acceleration
d)
combustion
34.
What does NASA stand for?
a)
national astronomy and science association
b)
national astronomy and satellite administration
c)
national aeronautics and space administration
d)
national aeronautics and science administration
35.
Which scientist become known as the father of modern rocketry?
a)
Goddard
b)
Tsiolkovsky
c)
Verne
d)
Newton
36.
What is a space probe?
a)
satellite
b)
mission
c)
vehicle
d)
shuttle
37.
What is Newton's Third law of Motion?
a)
an object at rest stays at rest
b)
for every action there is an equal and opposite reaction
c)
gravity is the force that keeps planets together
d)
what goes up must come down
38.
Which planet is closest to the Sun?
a)
Mars
b)
Mercury
c)
Earth
d)
Venus
39.
Which planet is second from the Sun?
a)
Mars
b)
Mercury
c)
Earth
d)
Venus
40.
Which of the following planets is NOT a terrestrial planet?
a)
Mercury
b)
Earth
c)
Pluto
d)
Mars
41.
Which of the following is a Gas Giant?
a)
Mercury
b)
Venus
c)
Uranus
d)
Pluto
42.
Which planet has no moons?
a)
Mercury
b)
Earth
c)
Saturn
d)
Pluto
43.
Which of the following describes a characteristic of Jupiter
a)
It is blue in color
b)
It is a medium sized planet
c)
It has a storm larger than Earth
d)
It is the smallest of the gas planets
44.
Which planet orbits immediately after the asteroid belt?
a)
Jupiter
b)
Saturn
c)
Uranus
d)
Mars
45.
Which planet is most like the Earth?
a)
Europa
b)
Pluto
c)
Mercury
d)
Mars
46.
Which of the following characteristics best describes Saturn?
a)
It is blue in color
b)
It is the smallest gas giant
c)
It has many different colored rings
d)
It is a terrestrial planet
47.
Which of the following planets have rings?
a)
Saturn
b)
Uranus
c)
Neptune
d)
All of the above
48.
What is the name of our moon?
a)
Europa
b)
Miranda
c)
Luna
d)
Titan
49.
Which planet is named after the Goddess of Beauty because it appears to glow in the night sky?
a)
Mercury
b)
Venus
c)
Mars
d)
Saturn
50.
Which planet was named after the God of War because it is red like blood?
a)
Mercury
b)
Venus
c)
Jupiter
d)
Mars
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