Introduction to Astronomy-Practice

What is the circumference (distance around) the Earth at the equator?

• 25 miles

• 250 miles

• 25000 miles

• The Earth is flat

What does Earth orbit?

• The Sun

• The Moon

• The Planets

Tags

NGSS.MS-ESS1-2

Which THREE are required to be a planet?

• must be round

• must have a moon

• must have cleared its path of debri

• must be as big as Earth

• must orbit the Sun

Which object orbits a planets?

• sun

• star

• moon

Tags

NGSS.MS-ESS1-1

About how far from Earth is the Moon?

• 240,000 miles

• 24 miles

• 2400 miles

Tags

NGSS.MS-ESS1-3

Which statements about the moon are TRUE?

• 2158 miles wide

• about 1/4 the size of Earth

• no oceans

• no atmosphere (air)

Tags

NGSS.MS-ESS1-3

Which objects are in our solar system?

• The Sun

• The Moon

• 8 planets

• Pluto and other small bodies

• other stars

Tags

NGSS.MS-ESS1-3

If a star is 8 light years away, how long does it's light take to reach Earth?

• 8 years

• 7 billion years

Tags

NGSS.MS-ESS1-3

The Sun is a star at the center of our solar system. How far away from Earth is it?

• 93,000,000 (93 million) miles

• 240,000 miles

• 25,000 miles

Tags

NGSS.MS-ESS1-3

Which are TRUE about the Sun?

• It produces light and other energy.

• It takes Sunlight 8 minutes to reach Earth

• The Sun is 109 times wider than Earth

• A million Earths could fit in the Sun