El Sol

Which celestial event occurs when the Moon passes directly between the Earth and the Sun?

• Lunar eclipse

• Solar eclipse

• New moon

• Full moon

Which planet is known for its prominent ring system?

• Jupiter

• Saturn

• Uranus

• Neptune

Which planet is the smallest in our solar system?

• Mercury

• Mars

• Venus

• Pluto

What is the main component of the Sun's composition?

• Oxygen

• Carbon

• Hydrogen

• Helium

What process powers the Sun's energy output?

• Nuclear fission

• Combustion

• Nuclear fusion

• Radioactive decay

Which layer of the Sun is visible during a total solar eclipse?

• Photosphere

• Chromosphere

• Corona

• Core

What is the term for a massive explosion that occurs at the end of a massive star's life cycle?

• Nova

• Supernova

• Nebula

• Pulsar

What is the name of our galaxy?

• Andromeda

• Milky Way

• Whirlpool

• Sombrero

Which force keeps planets in orbit around the Sun?

• Electromagnetic

• Nuclear

• Gravitational

• Centrifugal

What is a light-year a measure of?

• Time

• Distance

• Speed

• Brightness