The movement of the Earth around the Sun is called its...

• rotation

• revolution

• orbit

• eclipse

Tags

NGSS.MS-ESS1-2

How long does it take for the Earth to make one full orbit around the Sun?

• 1 day

• 365 days

• 180 days

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

Why does the Sun appear to move across the sky?

• because Earth rotates on its axis

• because the Sun is moving across the sky

• because the Sun is rotating around Earth

Tags

NGSS.MS-ESS1-1

The direction of your shadow is always _____

• away from the Sun

• above you

• facing the sun

Tags

NGSS.MS-ESS1-1

What two gases are stars made out of?

• calcium and methane

• hydrogen and helium

• titanium and nitrogen

Tags

NGSS.MS-PS1-1

Which word means "half of the Earth"?

• axis

• hemisphere

• orbit

Which term means how bright a star appears to us, when observed from Earth?

• true brightness

• apparent brightness

All stars create energy in their core through a process called _____

• thermal decomposition

• chemical combustion

• nuclear fusion

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

If the solar system was the size of our classroom, the Sun would be the size of what?

• a football

• the white board

• a grain of salt

• Ms. Berry's desk

Tags

NGSS.MS-ESS1-3

Which star is about 400 times bigger than the Sun, and 100,000 times more luminous?

• Betelgeuse

• Polaris

• Vega

• Sirius