Space Mechanics Quiz 24/4/23

What celestial body is at the center of our solar system?

• Earth
• Moon
• Milky Way
• Sun

Which of the following is not true?

• Planets in our Solar System revolve around the Sun.

• All planets in our Solar System have moons.

• The inner planets have less moons than the outer planets.

• The outer planets are gas planets, and the inner planets have a solid surface.

When is the next time Halley's Comet will pass by?

• 2033

• 2061

• 2045

• 2073

Which statement is NOT true?

• Saturn has multiple moons.

• Mars is the 4th planet from the Sun.

• The inner planets have a shorter year than the outer planets.

• Neptune has a shorter year than Mercury.

8^th planet from the Sun; an outer planet

• Mars

• Neptune

• Earth

The further a planet is from the sun the....

• colder
• hotter
• smaller
• larger

How long does it take from one full moon to the next full moon?

• About one day.
• About one year
• About one season
• About one month.

What are two differences between planets?

• Outer planets take longer to revolve and are larger.
• Outer planets take longer to revolve and are smaller.
• Inner planets take longer to revolve and are smaller.
• Inner planets take longer to revolve and are larger.

The sun is a star.  Why does it look brighter than other stars?

• It's larger than other stars.
• It's hotter than other stars.
• It's closer than other stars.
• It's smaller than other stars.

Which of the following is Not caused by the rotation of Earth on its axis?

• The rising and setting of the sun.

• The phases of the moon seen from Earth.

• The movement of the stars across the sky.

• The movement of the moon across the sky.