0625 P6 Space

How long does it take for the Earth to complete one rotation on its axis?

• Approximately 12 hours

• Approximately 24 hours

• Approximately 365 days

• Approximately 1 month

What is the period of the Earth's orbit around the Sun?

• Approximately 12 hours

• Approximately 24 hours

• Approximately 365 days

• Approximately 1 month

How long does it take for the Moon to orbit the Earth?

• Approximately 12 hours

• Approximately 24 hours

• Approximately 365 days

• Approximately 1 month

• The speed of light

• The average orbital speed

• The gravitational force

• The acceleration due to gravity

• The orbital period

• The average radius of the orbit

• The speed of light

• The gravitational constant

• The orbital period

• The average radius of the orbit

• The speed of light

• The gravitational constant

Which of the following is NOT a component of the Solar System as described in the document?

• One star, the Sun

• Eight named planets

• Black holes

• Moons that orbit the planets

What is the primary difference between the four planets nearest the Sun and the four planets furthest from the Sun?

• The nearest planets are gaseous and large, while the furthest planets are rocky and small.

• The nearest planets are rocky and small, while the furthest planets are gaseous and large.

• The nearest planets have elliptical orbits, while the furthest planets have circular orbits.

• The nearest planets have moons, while the furthest planets do not.

Which of the following is NOT a factor in the accretion model for Solar System formation?

• The model's dependence on gravity

• The presence of many elements in interstellar clouds of gas and dust

• The rotation of material in the cloud and the formation of an accretion disc

• The presence of asteroids

What type of orbits do planets, minor planets, and comets have?

• Circular orbits

• Elliptical orbits

• Parabolic orbits

• Hyperbolic orbits