The Solar System

The Solar System

Multiple Choice

How many planets are in our solar system?

• 2

• 4

• 6

• 8

How to be a planet?

How to be a planet? Check your answer

• It must orbit a star (in our cosmic neighbourhood, the Sun).

• It must be big enough to have enough gravity to force it into a spherical shape.

• It must be big enough that its gravity cleared away any other objects of a similar size near its orbit around the Sun.

Fill in the Blanks

What is a dwarf planet?

Dwarf planets are round in shape and orbit the

(just like the other 8)

HOWEVER, unlike the others….

They are not able to clear their orbital paths