Astronomy Review

Astronomy Review

Multiple Choice

Which of the following is the largest?

• star

• universe

• solar system

• galaxy

Multiple Choice

Which diagram illustrates a solar eclipse

Multiple Choice

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

Multiple Choice

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

Multiple Choice

A light year is

• the time it takes light to travel

• the distance light travels in one year

• the distance between stars

• the age of the Milky Way

Multiple Choice

How many of the stars visible in the night sky are closer to Earth than to the Sun?

• All of them

• None of them

• About half

• Only one

Multiple Choice

What event can happen when the earth, sun and moon are lined up as shown in the diagram?

• A first quarter moon could occur

• A last quarter moon could occur

• A solar eclipse could occur

• A lunar eclipse could occur

Multiple Choice

Why are less people able to see solar eclipses than lunar eclipses?

• Solar eclipses occur less often than lunar eclipses.

• Lunar eclipses occur less often than solar eclipses.

• Solar eclipses are visible from a smaller area on earth than lunar eclipses.

• Lunar eclipses are visible from a smaller area on earth than solar eclipses.

Multiple Choice

Which of the following sentences uses the word “light year” INCORRECTLY?

• The Milky Way Galaxy is around 100,000 light years in diameter

• It will take me light years to finish my homework!

• A light year is about 100 trillion kilometers.