Our Galaxy and Stars: Quiz (Our Galaxy and Stars)

The video tutorial introduces the structure of galaxies, methods for measuring distances in space, and how to identify a star's temperature. It also covers the origin of new stars and the composition of comets, providing a comprehensive overview of these astronomical concepts.

What shape does our Galaxy resemble?

• Disk

• Sphere

• Cube

• Pyramid

What unit is commonly used to measure distances in space?

• Miles

• Meters

• Light-years

• Kilometers

Which factor is crucial in determining a star's temperature?

• Age

• Color

• Size

• Distance from Earth

Where are new stars thought to form?

• In comets

• In black holes

• In nebulae

• In galaxies

What are comets primarily made of?

• Lava and ash

• Water and ice

• Rock and metal

• Gas and dust