The Universe
What is the Universe made up of?
(Answer: Space, time, matter, and energy)
What is a galaxy?
(Answer: A system of stars, gas, and dust bound by gravity)
What is a nebula?
(Answer: A cloud of gas and dust in space where stars are born)
What is a constellation?
(Answer: A recognizable pattern of stars in the sky)
What is the zodiac?
(Answer: A band of constellations along the Sun’s path in the sky)
Which is bigger: a galaxy or the Universe?
(Answer: The Universe)
Name two types of galaxy shapes.
(Answer: Spiral, elliptical, irregular)
What are stars formed from?
(Answer: Gas and dust inside a nebula)
Name one constellation we learned in class.
(Answer: Orion, Ursa Major, Cassiopeia, etc.)
How many zodiac constellations are there?
12
What unit do scientists use to measure distances between stars and galaxies?
Answer: Light years
What is a star cluster?
(Answer: A group of stars that move together within a galaxy)
What is a black hole?
(Answer: A region in space where gravity is so strong not even light can escape)
What three stars make up Orion’s Belt?
(Answer: Alnitak, Alnilam, Mintaka)
What tool do we use to find constellations in the night sky?
A star chart
What is the name of the galaxy that Earth is in?
(Answer: The Milky Way)
Which is bigger: a star cluster or a galaxy?
(Answer: A galaxy)
How does a black hole form?
(Answer: When a massive star collapses at the end of its life)
Why were constellations important to ancient people?
(Answer: Used for navigation, farming seasons, and storytelling)
Why is a star chart helpful?
Answer: It shows where stars and constellations are located at a given time)
Which is older — the Universe or the Milky Way?
(Answer: The Universe)
What is the name of the galaxy closest to the Milky Way?
Answer: Andromeda
Why can’t we see black holes directly?
(Answer: Because light can’t escape them — we see their effects instead)
What is the difference between a constellation and a star cluster?
(Answer: Constellations are patterns we see; clusters are groups of stars physically near each other)
What is the main difference between zodiac constellations and other constellations?
(Answer: Zodiac constellations follow the ecliptic path of the Sun)