1.1-Solar System and Planetary Formation

Which force primarily drives the initial condensation of the nebulous cloud in the Solar Nebular Theory?

• Electromagnetic force
• Gravitational force
• Nuclear force
• Centrifugal force

In the Solar Nebular Theory, what happens to the cloud after initial condensation begins?

• It remains stationary
• It expands outward
• It spins and flattens into a rotating disk
• It immediately breaks apart

What characteristic defines terrestrial planets?

• Composed primarily of gases
• Large size
• Rocky composition
• Extremely distant from the Sun

Where are terrestrial planets located in the solar system?

• Outer solar system
• Asteroid belt
• Inner solar system
• Beyond Neptune

Which planets are classified as Jovian (Gas Giant) planets?

• Mercury, Venus, Earth, Mars
• Pluto, Eris, Ceres
• Jupiter, Saturn, Uranus, Neptune
• Earth, Mars, Jupiter, Saturn

What distinguishes a dwarf planet from a regular planet?

• Smaller size
• Has not cleared its orbital neighborhood of other debris
• Located only in the Kuiper Belt
• Lacks an atmosphere

Where are most dwarf planets located?

• Inner solar system
• Asteroid belt
• Kuiper Belt
• Immediately next to the Sun

How does the size of the Sun compare to Earth?

• About the same size
• Smaller than Earth
• Over 100 times Earth's diameter
• Exactly 50 times Earth's diameter

What is located between Mars and Jupiter in the solar system?

• Kuiper Belt
• Asteroid belt
• Another planet
• A massive gas cloud

In the Solar Nebular Theory, what forms at the center of the rotating cloud?

• A planet
• The Moon
• The Sun
• An asteroid