The Solar System

What force keeps planets in orbit around the Sun?

• friction

• gravity

• electricity

• magnets

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Gravitational pull depends on

• mass

• density

• volume

• weight

Tags

NGSS.MS-PS2-4

Which of the following is an INNER planet?

• Jupiter

• Saturn

• Earth

• Neptune

Which of the following is an OUTER planet?

• mars

• venus

• mercury

• saturn

What is nuclear fusion?

• when two atoms combine together to make a new element

• when a nucleus explodes

• gravity

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

NGSS.HS-PS1-8

All stars start as

• nebula

• supernova

• protostar

• white dwarf

Tags

NGSS.HS-ESS1-3

How a star lasts depends on which TWO things?

PICK TWO ANSWERS

• mass

• distance from the sun

• size

• weight

Tags

NGSS.HS-ESS1-3

Brightness of a star depends on size and

• temperature

• color

• mass

• age

A larger star is

• brighter

• dimmer

Using the star diagram, Blue stars are mostly

• big and hot

• big and cool

• small and hot

• small and cool