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Inner& Outer Planets


What do the four outer planets have in common? They are a lot bigger than Earth. They are also made mainly of helium and hydrogen.
What do the inner planets have in common? They are small and rocky.
How are Earth and Venus alike? They have similar size and similar density.
Name the smallest inner (terrestrial) planet. Mercury
What are Saturn's rings mainly made of? Chunks of ice and rock
Name the planet that is the largest and most massive. Jupiter
Neptune is close in size and color to what other planet? Uranus
The asteroid belt is located between ____ and _____. Mars and Jupiter
What is a ring made of? small particles of ice, rock and dust.
What is a comet? a small object made of frozen mass that travels in an orbit.
What's the difference between a meteoroid and meteorite? Meteoroid: a chunk of rock or dust IN space, Meteorite: a large meteoroid that didn't burn in Earth's atmosphere and HITS the surface of a planet.
Inner planets are also known as ________ planets. terrestrial planets
Earth's twin is _______. Venus
The only planet in the solar system where you could live easily. Earth!
_____ % of the Earth's surface is covered in water. 70
The four _________ planets are much larger and more massive than Earth. outer
Outer planets are also known as _____ giants. gas
Which planet has AT LEAST 63 moons? Jupiter
What object is at the center of a GEOCENTRIC system? Earth
Pluto is an example of a _______ planet. dwarf
What characteristic do all outer planets share? They have many moons.
Created by: linda.dillon