Planets Study Guide

The "red planet" is

• Venus
• Uranus
• Mars
• Saturn

Which planet is the smallest terrestrial planet?

• Mercury
• Venus
• Earth
• Mars

The planet with the most spectacular rings of any planet is

• Jupiter
• Saturn
• Uranus
• Neptune

Which pair do some astronomers consider to be a "double planet"? 

• Earth & Venus
• Saturn & Titan
• Uranus & Triton
• Pluto & Charon

True about Venus: 
1. Much larger than Earth
2. Very thick atmosphere
3. 2 moons
4. Atmosphere made of carbon dioxide

• 1 & 2
• 2 & 4
• 2 & 3
• 3 & 4

What do scientists think formed the features on the surface of Mars? 

• The sun
• Space probes
• Water
• Wind

Which is a moon of Jupiter

• Ganymede
• Saturn
• Great Red Spot
• Titan

Which planet has a longer day than their year? 

• Saturn
• Neptune
• Venus
• Mars

The four terrestrial planets all have

• Hot temperatures
• Rocky surfaces
• Deep atmospheres
• Large size

The planet Venus is similar to Earth in its 

• Rotation
• Atmosphere
• Surface Temperature
• Density & Internal Structure