Solar System Unit Review
What do the stars, the planets
and all the other objects orbiting
it form?
Solar System
The Earth takes 24 hours to do
what on it’s axis?
What do you call the path the
Earth takes around the sun?
What is a huge ball of very hot,
glowing gases in space that can
produce it’s own heat?
What is a group of solar systems
held together by gravity?
Which of the following planets
has a solid rocky core?
a.Saturn
b.Neptune
c.Jupiter
d.Mars
Earth moves around the sun, has
a nearly round shape, and has an
elliptical path, so it is called
A.A galaxy
B.A universe
C.A planet
D.A solar system
Where is the Asteroid belt located
in the solar system?
Which of these objects could be
located outside our solar system?
A.Sun
B.Star
C.Venus
D.Our moon
Why do stars look like tiny points
of light in the sky at night?
They are so far away from us.
Why are elliptical galaxies
brightest in the center?
• A. The stars are evenly distributed throughout the
galaxy.
• B. More stars are in the center than on the outer edge.
• C. Most of the stars are near the outside of the galaxy.
• D. The stars are spread throughout the galaxy in bands
that look like arms of the galaxy.
What kind of galaxy is shown in
the picture below?
Irregular Galaxy
What is a chunk of rock or iron
that is less than 1,000 km in
diameter that orbits the sun?
What is the difference between a
barred spiral galaxy and a normal
one?
The shape of the galaxy’s center
What does it take 365 days to
complete?
• A. A day
• B. A year
• C. A month
• D. An orbit
What is a solar system?
• The stars and all the bodies around it.
Pluto is no longer considered a
planet. How has it been
reclassified?
About how long does it take for
the earth to go from point A to
point C in the picture?
Six months
What is this a picture of?
What is an orbit?
The path one object takes around
another object in space.
Which of the following has no
atmosphere?
• A. Earth
• B. Moon
• C. Sun
• D. both Sun and Moon
Which characteristic do all the
outer planets share?
• A. They have a core of liquid metal and rock.
• B. The surface is frozen rock and ice.
• C. There is evidence of life
• D. They have the largest diameters in the
solar system.
Which motion takes about 27
days?
• A. the motion of the moon
• B. the motion of the Earth
• C. the motion of the sun
• D. the motion of the planets
Why is it warmer in the summer in
the United States?
• The Earth is tilted toward the sun at that
time of year.
Chris wants to make a crosssection of an inner planet. Which
characteristic should it have?
• A. A large, solid core
• B. A small, liquid core
• C. A surface covered by liquid
• D. A ball with a very large diameter
When you look at this picture, which
picture shows earth during winter?
The picture on the right
A student wants to draw a scale model
of the moon. If his drawing of Earth is
4 cm. in diameter, what size should he
draw the moon?
• A. 4 cm.
• B. 5 cm.
• C. 1 cm.
• D. 2 cm.