🌿 Science & Nature Trivia
Quiz Set 17 — Astronomy
Answer all 10 questions. Click an option to see if you got it right!
Question 1 of 10
What is a supernova?
A supernova is a powerful explosion that occurs when a massive star exhausts its fuel or a white dwarf accretes too much mass.
Question 2 of 10
What is a black hole?
A black hole has such intense gravity that nothing, not even light, can escape once past the event horizon.
Question 3 of 10
How old is the universe?
The universe is approximately 13.8 billion years old, based on measurements of cosmic microwave background radiation.
Question 4 of 10
What is the Big Bang?
The Big Bang theory states the universe began as an extremely hot, dense point and has been expanding ever since.
Question 5 of 10
What is a nebula?
A nebula is a giant cloud of gas and dust in space, often where new stars are born.
Question 6 of 10
What planet in our solar system rotates on its side?
Uranus has an extreme axial tilt of about 98 degrees, causing it to essentially roll around the Sun on its side.
Question 7 of 10
What is a constellation?
A constellation is a recognized pattern of stars as seen from Earth, though the stars may be at vastly different distances.
Question 8 of 10
What are sunspots?
Sunspots are temporary, relatively cooler regions on the Sun's photosphere caused by magnetic field disturbances.
Question 9 of 10
How far is the nearest star system (Alpha Centauri) from Earth?
Alpha Centauri is approximately 4.37 light-years from Earth.
Question 10 of 10
What is a pulsar?
A pulsar is a highly magnetized, rotating neutron star that emits beams of electromagnetic radiation.