Download (the inner and outer planets).

The Solar System
Review
Question 1:
Name the inner
planets from
closest to farthest
from the sun.
Answer:
Mercury
Venus
Earth
Mars
Question 2:
Describe the
relative size of the
inner planets.
Answer:
The inner planets
are smaller than
the outer planets
except for Pluto.
Question 3:
Describe the
relative distance
of the inner
planets from each
other.
Answer:
The inner planets
are closer
together (and to
the sun) than the
outer planets.
Question 4:
Describe the
surface
(composition) of
the inner planets.
Answer:
The inner planets
are all composed
of rock.
Question 5:
Describe the
location of the
asteroid belt.
Answer:
The asteroid belt
is located between
Mars and Jupiter
(the inner and
outer planets).
Question 6:
Name the outer
planets from
closest to farthest
from the sun.
Answer:
Jupiter
Saturn
Uranus
Neptune
Pluto
Question 7:
Describe the
relative size of the
outer planets.
Answer:
The outer planets
are much larger
than the inner
planets except for
Pluto.
Question 8:
Describe the
relative distance
of the outer
planets from each
other.
Answer:
The outer planets
are much farther
apart (and farther
from the sun) than
the inner planets.
Question 9:
Describe the
surface
(composition) of
the outer planets.
Answer:
The outer planets
are composed of
gases. Pluto’s
surface is made of
rock like the inner
planets.
Question 1o:
List 2 ways Pluto
is different from
the other outer
planets.
Answer:
•Pluto is small compared to
the other outer planets.
•Pluto is composed of rock
compared to the “gas
giants.”
•Pluto does not have any
rings.
Question 11:
List 3 reasons
humans cannot
live on other
planets.
Answer:
•Extreme temperatures
•Gas surfaces (composition)
•Minimal or no oxygen
•Too much or too little
pressure
•No drinkable, liquid water
•Extreme weather
Question 12:
These two forces
keep the planets
from flying out of
the solar system.
Answer:
Gravity and
Inertia
Question 13:
What is the
tendency of a
moving object to
continue moving
in a straight line?
Answer:
Inertia
Question 14:
What is the force
that attracts
objects toward
each other?
Answer:
Gravity
•Why don’t the
planets fly out of the
solar system?
Explain in detail!
Question 15:
Which planet is
the closest in size
to Earth?
Answer:
Venus
Question 16:
Which two
planets make up
over 95% of the
mass of all the
planets?
Answer:
Jupiter and
Saturn
Question 17:
What is the
innermost layer of
the Sun?
Answer:
Core
Question 18:
Which layer of the
Sun is visible to us
on Earth? (the one
that we see)
Answer:
Photosphere
Question 19:
Which outer layer
of the Sun is only
visible to us
during a solar
eclipse?
Answer:
Corona
Question 20:
What are the
dark, cooler spots
on the
photosphere
called?
Answer:
Sun Spots
Question 21:
What is the name of
the middle layer of the
sun which gives off a
reddish glow during a
solar eclipse?
Answer:
Chromosphere
Question 22:
What are the
explosions that occur
on the Sun which
release large amounts
of energy called?
Answer:
Solar Flares