Which is the largest planet in the Solar System?

• Earth
  A
• Jupiter
  B
• Saturn
  C

How many days does it take for the Moon to orbit the Earth?

• About 7 days
  A
• About 14 days
  B
• About 27 days
  C

How long does it take for light to travel from the Sun to Earth?

• About 8 minutes
  A
• About 1 hour
  B
• About 1 second
  C

Which is the farthest planet from the Sun in the Solar System?

• Neptune
  A
• Uranus
  B
• Pluto
  C

What type of galaxy is the Milky Way classified as?

• Elliptical galaxy
  A
• Spiral galaxy
  B
• Irregular galaxy
  C

What cannot escape a black hole's gravity?

• Light
  A
• Water
  B
• Air
  C

Polaris (the North Star) belongs to which constellation?

• Ursa Minor
  A
• Draco
  B
• Cassiopeia
  C

What is the estimated lifespan of the Sun?

• About 5 billion years
  A
• About 10 billion years
  B
• About 15 billion years
  C

What phenomenon is caused by Earth's rotation?

• Seasonal changes
  A
• Day and night
  B
• Tides
  C

Which of Jupiter’s moons is considered most likely to harbor life?

• Europa
  A
• Ganymede
  B
• Io
  C