NGSS.MS-ESS1-3

Select the order from smallest to largest.

• Sun, Milky Way, solar system, universe
• Sun, Milky Way, universe, solar system
• Sun, solar system, Milky Way, universe
• Sun, solar system, universe, Milky Way

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NGSS.MS-ESS1-3

Why do other stars appear so much smaller than the sun?

• They are much smaller
• They are so far away
• They are not as bright
• They are dwarf stars

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NGSS.MS-ESS1-3

Place these objects in order from smallest to largest.

• Planets, solar system, universe, galaxy
• Solar system, planets, galaxy, universe
• Planets, solar system, galaxy, universe
• Galaxy, solar system, planets, universe

Tags

NGSS.MS-ESS1-3

What unit  do you use to express astronomical distances?

• The light-week
• The thunder-year
• The light-year
• The kilometer

Tags

NGSS.MS-ESS1-3

Place these objects in order from smallest to largest:

• Planets, solar system, universe, galaxy

• Solar system, planets, galaxy, universe

• Planets, solar system, galaxy, universe

• Galaxy, solar system, planets, universe

Tags

NGSS.MS-ESS1-3

Which planet is the farthest away from our sun?

• Mars

• Jupiter

• Neptune

• Uranus

Tags

NGSS.MS-ESS1-3

T/F: the sun is the biggest star in our galaxy

• True, that is why we have the only solar system

• False, there are much bigger stars than our sun

Tags

NGSS.MS-ESS1-3

What is scale?

• When scientists study objects that are really big or really small

• When scientists study an object that is made bigger or smaller than the real thing, without changing the mathematical proportions of its measurements

• When scientists weigh things

• When scientists study distance

Tags

NGSS.MS-ESS1-3

Why do astronomers use light years as a measurement?

• because miles & kilometers are sufficient

• it's an easier way to describe huge distances

• it's an easier way to describe large objects such as stars

• because distances in space are extremely vast

Tags

NGSS.MS-ESS1-3

If you were making a model of the solar system, which object would be the most accurate to use for Saturn?

• ping pong ball, 4 cm

• soft ball, 12 cm

• beach ball, 30 cm

• soccer ball, 22 cm

Tags

NGSS.MS-ESS1-3