Astronomy & The Universe

Discovered Jupiter's four moons

• Copernicus
• Galileo
• Keppler

• Aristotle

This astronomer confirmed the heliocentric theory with his telescope.

• Galileo
• Kepler
• Copernicus
• Aristotle

This astronomer used math to calculate the planets' movements before Galileo and telescopes.

• Tycho Brahe
• Ptolemy
• Copernicus
• Kepler

This was the first person to come up with the idea that the planets orbited the sun.

• Galileo
• Kepler
• Copernicus
• Aristotle

1.    Stars are gathered into large groups. Each large group of stars is called a_________.

• Solar System

• Milky Way

• Galaxy

• The Universe

What type of galaxy is the Milky Way?

• Spiral

• Elliptical

• Irregular

• Irrational

True or False: We have only orbited around the Milky Way one time since the time of the dinosaurs.

• True

• False

This galaxy is the largest galaxy in our local group and is the farthest object you can see from Earth without a telescope.

• The Milky Way

• The Andromeda Galaxy

• The Sombrero Galaxy

• Galaxy M105

Planets in our solar system _______ around the sun.

• Theory

• Gravity

• Dance

• Orbit

Sir Isaac Newton created his idea of the ________ of gravity.

• Theory

• Discovery

• Decision

• Probability