The center of the solar system and the big star that planets orbit.
What is the Sun?
pg760
This is the movement of a planet spinning on its axis.
What is rotation?
pg 768
These planets are made mostly of rock instead of gas.
What are terrestrial planets?
pg 769
These planets are mostly made of gas instead of rock.
What are gas giants?
pg 777
This dwarf planet was once called the ninth planet in the solar system.
What is Pluto?
pg 785
What is the number of planets in the solar system.
What is 8?
pg764
This is the movement of a planet traveling around the Sun.
What is revolution?
pg 768
This rocky planet is the one we live on.
What is Earth?
pg 769
This is the largest planet in the solar system.
What is Jupiter?
pg 778
Dwarf planets orbit this star at the center of our solar system.
What is the Sun?
pg 785
The third planet from the sun.
What is the planet earth?
pg763
Earth takes about this many hours to complete one rotation.
What is 24 hours?
pg 760
This rocky planet is known as the “Red Planet.”
What is Mars?
pg 770
This gas giant is famous for its large rings.
What is Saturn?
pg 777
This region beyond Neptune is where many dwarf planets are found.
What is the Kuiper Belt?
pg 786
This planet is the fourth planet from the Sun and is often called the “Red Planet.”
What is Mars?
pg 766
Earth takes about this many days to complete one revolution around the Sun.
What is 365 days (1 year)?
pg 760
This is the smallest rocky planet in our solar system.
What is Mercury?
pg 772
These two gas giants are the farthest planets from the Sun.
What are Uranus and Neptune?
pg 780-781
Unlike major planets, dwarf planets have not completely cleared this around their orbits.
What is debris or other space objects?
pg 788
These two gas giants come directly after Jupiter in order from the Sun.
What are Saturn and Uranus?
This causes day and night on Earth.
What is Earth’s rotation?
pg 768
This rocky planet is the hottest planet in the solar system.
What is Venus?
pg 772
This giant storm on Jupiter has lasted for hundreds of years.
What is the Great Red Spot?
pg 778
This dwarf planet is located in the asteroid belt between Mars and Jupiter.
What is Ceres?
pg 786