Solar System

What is responsible for holding the stars, gas and dust together in a galaxy?

• heat

• light

• gravity

• friction

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

The color of the star tells its

• composition

• mass

• luminosity

• temperature

What is the name of our Galaxy?

• Milky Way

• Andromeda

• Grand Spiral

• Whirlpool

Tags

NGSS.MS-ESS1-2

A massive ball of gas held together by gravity with a core so hot that nuclear fusion occurs is a

• black hole

• solar system

• galaxy

• star

An immense cloud of dust and gas where a star is born is

• black hole

• nebula

• prominence

• supernova

What color star is the hottest?

• blue

• red

• yellow

• orange

What color star is the coolest?

• blue

• red

• yellow

• orange

Why do stars in the night sky appear smaller than our sun?

• they are actually smaller

• they are farther away

• they are not as bright

• they are dwarf stars

Tags

NGSS.MS-ESS1-3

The most common elements found in stars are

• iron and carbon

• gold and zinc

• hydrogen and helium

• hydrogen and nitrogen

Tags

NGSS.HS-ESS1-3

Which of the following is not a type of galaxy?

• elliptical

• spiral

• irregular

• circular