Science Quiz: Astronomy Lesson 3- Galaxies

What is the universe?

• Our solar system

• The Milky Way galaxy

• All of space and everything in it

• The planet Earth

How old do scientists think the universe is?

• 4.6 billion years

• 13.8 billion years

• 100 million years

• 1 trillion years

What is a light year?

• The distance light travels in a day

• The distance light travels in a month

• The distance light travels in a year

• The speed of light

What is happening to the universe over time?

• It's getting smaller

• It's staying the same size

• It's expanding

• It's changing colors

Tags

NGSS.HS-ESS1-2

What is a galaxy?

• A type of star

• A huge system of stars, gas, and dust held together by gravity

• Another name for a planet

• A space rock

Tags

NGSS.MS-ESS1-2

What are the three main types of galaxies?

• Big, medium, and small

• Red, blue, and green

• Spiral, elliptical, and irregular

• Round, square, and triangle

What is the name of our galaxy?

• Andromeda

• Milky Way

• Sombrero

• Pinwheel

Where is our solar system located in the Milky Way?

• In the center

• On the edge

• On the Orion Arm

• In the bulge

What is at the center of the Milky Way?

• A massive black hole

• A huge star

• A planet

• Nothing

Tags

NGSS.MS-ESS1-2

What shape is a spiral galaxy?

• Round

• Oval

• Flat and disk-shaped

• Cube-shaped

Tags

NGSS.MS-ESS1-2