Astronomy 101 Exam#1 Review questions and
Verified Answers
The Big Bang - ANSWER What is the name of our theory of how the Universe began?
14 billion years - ANSWER Approximately how old is the universe?
4.5 billion years - ANSWER Approximately how old is our Solar System?
A strong release of energy from the stars - ANSWER How did elements such as carbon, iron etc.
form?
A group of stars formed together usually named after a mythological figure - ANSWER What is a
constellation?
A group of stars typically smaller than a constellation - ANSWER What is an asterism?
88 - ANSWER How many constellations fill the sky?
The galaxy that contains our solar system - ANSWER What is the milky way?
3/4 to the edge from the middle? - ANSWER Where in the milky way is our solar system?
6,000 - ANSWER How many stars can we see w the naked eye?
The tilt of earths axis orbiting around the sun - ANSWER What causes seasons?
- ANSWER How does the sun's altitude in the sky change with the season?
Verified Answers
The Big Bang - ANSWER What is the name of our theory of how the Universe began?
14 billion years - ANSWER Approximately how old is the universe?
4.5 billion years - ANSWER Approximately how old is our Solar System?
A strong release of energy from the stars - ANSWER How did elements such as carbon, iron etc.
form?
A group of stars formed together usually named after a mythological figure - ANSWER What is a
constellation?
A group of stars typically smaller than a constellation - ANSWER What is an asterism?
88 - ANSWER How many constellations fill the sky?
The galaxy that contains our solar system - ANSWER What is the milky way?
3/4 to the edge from the middle? - ANSWER Where in the milky way is our solar system?
6,000 - ANSWER How many stars can we see w the naked eye?
The tilt of earths axis orbiting around the sun - ANSWER What causes seasons?
- ANSWER How does the sun's altitude in the sky change with the season?
