Earth and Space

How many planets do we have in our solar system?

• 9

• 8

• 7

• 6

_______ are balls of gases made up of mainly hydrogen and helium.

• Moons

• Stars

• Planets

• Asteroids

Tags

NGSS.MS-PS1-1

A rocky mass up to several hundred kilometers wide that revolves around the sun.

• Asteroid

• Meteor

• Comet

• Moon

An explosive eruption of waves and particles from the sun's surface into space.

• Sun

• Asteroids

• Solar flare

What forms when a meteoroid hits Earth's atmosphere.

• Meteorite

• meteor

• comet

A ribbon of glowing gases that leaps out of the chromosphere into the corona.

• Solar flare

• Prominence

• Sunspots

A natural object that orbits a body bigger than itself.

• Planet

• Star

• Comet

• Moon

The layer above the photosphere in the sun's atmosphere.

• Corona

• Photosphere

• chromosphere

A large, round object that revolves around the sun but has not cleared the region around its orbit.

• Planet

• Dwarf Planet

• Moon

A piece of a meteor that lands on Earth.

• Meteor

• Meteorite

• Asteroid