Galactic Wonders: Size and Color in Our Solar System

How many times larger is UY Scuti's radius compared to the Sun?

• 1000 times

• 2500 times

• 1700 times

• 2000 times

What would happen if UY Scuti replaced our Sun?

• It would not affect the Solar System

• It would be the same size as the Sun

• Its surface would stretch beyond Jupiter

• It would be smaller than the Sun

What color are sunsets on Mars?

• Blue

• Yellow

• Orange

• Red

Which moon in our Solar System looks like a pizza?

• Europa

• Titan

• Io

• Ganymede

What is the main reason Io looks like a pizza?

• It has a lot of cheese

• It is covered in volcanic craters

• It is made of dough

• It has a round shape

Why is there no sound in space?

• Sound waves are too weak

• There is no atmosphere

• Space is too cold

• Space is too dark

How do astronauts communicate in space?

• By shouting

• Through radios

• Using hand signals

• Using sign language

What happens to sound in space?

• It travels faster

• It cannot travel

• It becomes louder

• It echoes

Which planet spins backward compared to others in the Solar System?

• Saturn

• Jupiter

• Venus

• Mars

What is one possible reason for Venus's backward spin?

• It collided with another planet

• It slowed down and reversed direction

• It was hit by a large asteroid

• It was always spinning backward