Lecture Tutorials Introductory Astronomy

What is defined as "a body of knowledge, and also a method of how we learned that knowledge"

• religion
• history
• astronomy
• science

Above all else, science must be _____

• true
• honest
• correct
• partly wrong

How high is our atmosphere?

• about 1 km
• about 10 km
• about 100 km
• about 1000 km

What protects us from the onslaught of subatomic particles from the Sun?

• a gravitational field
• an electric field
• a magnetic field
• a mine field

What is the name or our spiral galaxy?

• Andromeda
• Milky Way
• Virgo
• Triangulum

The visible Universe is _____

• expanding, faster every day
• expanding at a constant rate
• stationary
• shrinking

For a kid, what can be very simply defined as "the study of things in the sky"?

• astrology
• meteorology
• astronomy
• geology

Borders between astronomy and other fields of science are _____

• sharp
• fuzzy
• undefined
• nonexistent

What tool do most modern astronomers NOT use directly anymore?

• computers
• telescopes
• math
• physics

Humans have been looking up at the sky _____

• for as long as we’ve been humans
• for all of recorded history
• since the Earth was born
• since the invention of the telescope