Solar System

A grouping of billions of star that includes our sun and solar system

Which planet is closer to the sun?

Planets with the most radiation are

Force that pulls objects inward towards the center

Which is the smallest

How much "stuff" is in something

Planet closest to the sun is

Which does NOT describe the inner planets

What is NOT true of outer planets?

Which planet has the most gravity

Planets which are generally smaller, warmer, and made out of rock

The smallest gas giant is

Planets which are generally larger, colder, and made mostly of gases

The study of outer space

Which is the biggest?

An object that revolves around a planet

A star and the objects that revolve around it

Everything know to be in existance

Smallest planet (including dwarf planets) is

Matter's resistance to change in motion.  An object in motion stays in motion. 

What size is the sun?

Which star is closest to Earth?

Planets orbit

Moons orbit