Unit 9 Lesson 3: Modeling in Space Science

What is a large collection of stars, gas, and dust that is held together by gravity?

• solar system

• universe

• galaxy

• light-year

Tags

NGSS.MS-ESS1-2

The (a)   includes space and all of the energy and matter within it.

Who created a map of the Milky Way?

• The Herschel's

• Brahe and Kepler

• Shapley and Leavitt

• Shapley and Hubble

Match the following galaxies with the correct definition.

• the most common type of galaxy

• Barred spiral galaxy

• do not form a defined shape

• spiral galaxy

• contains little dust and gas

• Elliptical galaxy

• have very distant bars

• irregular galaxy

Which of the following models did we NOT discuss?

• scientific

• computer

• visual

• physical

Hubble captured a photo of the fuzzy light source, later named (a)   .

Tags

NGSS.MS-ESS1-2

Hubble figured out that ​ (a)   was another ​ (b)   located outside of the Milky Way.

• Andromeda
• Milky Way
• galaxy
• universe
• solar system

Tags

NGSS.MS-ESS1-2

Shapley discovered (a)   clusters using telescopes

What is a globular cluster?

• a star

• a cloud of dust and gas

• a large group of stars

• all of space and the matter within it

Our solar system must lie ​ (a)   of the center of the Milky Way, which means that the sun ​ (b)   at its center.

• outside
• inside
• is not
• is

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4