Big Idea 5

How many stars are in our Solar System?

• There is only one star in our solar system - the sun!

• Too many too count! Billions!

• We do not have a star in our solar system!

• None, all the stars live in Hollywood!

Check all the characteristics of INNER planets:

• made mainly of gases

• made of rock & metal

• 0 to 2 moons

• relatively colder in temperature

• relatively close together

What is a galaxy made of (select all that apply)?

• gas

• dust

• stars

• magnets

• rivers

What are TWO major reasons that a star may appear brighter to us here on Earth than another star?

• Some stars appear brighter because they are closer to us

• because they are so large

• because they are brighter colors

• because they give off more light

How long does it take the Earth to rotate on its axis one time?

• a year

• 28 days

• 1 week

• 1 day

Tags

NGSS.MS-ESS1-1

Name the inner planets in order from closest to the sun.

• Venus, Earth, Mars, Saturn

• Mercury, Earth, Venus, Mars

• Mercury, Venus, Earth, Mars

• Mars, Venus, Earth, Mercury

Select common characteristics of OUTER planets:

• made of rock and metal

• many moons

• closer to the Sun

• farther from the Sun and farther apart from each other

• very large in size

Why does the sun appear so large to us even though it is not among the largest stars in our galaxy?

• The sun appears larger and brighter than all of the other stars because it is larger than all the other stars.

• The sun appears larger and brighter than all of the other stars because it is brighter than all the other stars.

• The sun appears larger and brighter than all of the other stars because it is the biggest star in our galaxy.

• The sun appears larger and brighter than all of the other stars because it is closer to us than any other star.

The rotation of the Earth on its axis causes the moon, star patterns and the sun to appear to ___?

• move across the sky from West to East

• move across the sky from North to South

• move across the sky from East to West

• move across the sky from South to North

Tags

NGSS.MS-ESS1-1

In the morning and evening the sun appears low in the sky, but at noon it appears high in the sky. Why?

• The revolution of the Earth on its axis makes the sun appear to rise (go higher) and set (go lower).

• The rotation of the Earth on its axis makes the sun appear to rise (go higher) and set (go lower).

Tags

NGSS.MS-ESS1-1