Planets
What is the smallest planet in our Solar System?
Mercury
What are stars made of?
What are the Earth's 4 layers, in order from outer to inner?
Crust, Mantle, Outer Core, Inner Core
What are comets?
cosmic snowballs of frozen gases, rock and dust that orbit the Sun
What kind of force is gravity? (pushing or pulling?)
pulling force
Which planet has rings of ice and dust?
Saturn
What are stars born from?
nebulas
Which planets are Ice Giants?
Uranus and Neptune
What are asteroids?
Small, rocky objects that orbit the Sun
What kinds of objects have gravity?
All objects
Which planet has over 60 moons?
Jupiter
What happens when an average star cools down and gets older?
It becomes a Red Giant.
Which planets are Gas Giants?
Jupiter and Saturn
What is a terrestrial planet?
a rocky planet (Mercury, Venus, Earth, Mars)
Do larger or smaller objects have more gravitational pull?
Larger objects have stronger gravitational pulls.
Which planet is known as the Red Planet?
Mars
Which color stars are the hottest?
blue
What are the 3 dwarf planets in our Solar System?
Pluto, Eris, Ceres
What is a crater?
A large, round hole in the ground made by an object hitting the ground
Would we weigh more on Jupiter or on Earth?
Jupiter
Name all the planets of our Solar System in order from closet to farthest from the Sun. You have 20 seconds!
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
What could be created when a star dies?
a black hole
Where is the asteroid belt located in our Solar System?
Between Mars and Jupiter
What is the name of our galaxy?
The Milky Way
Which scientist is famous for discovering a lot of information about gravity?
Isaac Newton