Terrestrial Planets

The high temperatures on Venus' surface are a result of

• how close Venus is to the sun.
• the sulfuric acid in the atmosphere.
• its extremely long days.
•   the runaway greenhouse effect.

How would you compare the diameter of Mars to the Earth's?   

• 2 times the Earth's
• 1/2 the Earth's
• 1/10 the Earth's
• 5 times the Earth's

How is Mercury different from the other Terrestrial planets?   

• It has volcanoes on its surface
• It has water on its surface
• It is airless and barren
• It has two moons

Which of the Terrestrial planets has at least one moon?  

• Earth & Mars
• only the Earth
• Earth, Mars & Venus
• all of them

Which of the following is NOT something that the Terrestrial planets all have in common?               

• they are lacking atmospheres
• they are lacking a ring system
• they are small
• they have few or no moons

Why doesn’t Mercury have much of an atmosphere?

• It doesn’t have any volcanoes.  
  
• It doesn’t have any moons. 
  
• It is too far away from the sun.
• It is small.

What types of features dominate the surface of Venus?     

• dried up river beds
• oceans
• volcanoes
• impact craters

What is unique about Mercury’s core?    

• It is a very small percentage of its volume.
• It is a very large percentage of its volume.
• It is made of hydrogen gas.  
  
• It is not made of metals.

Which of the following is not a rover that has landed on and studied Mars’ surface?    

• Opportunity 
• Phoenix
• Magellan
• Spirit

What is the correct order of the terrestrial planets, in increasing distance from the Sun?  

• Mars, Venus, Earth, Mercury
• Venus, Mercury, Mars, Earth
• Mars, Mercury, Earth, Venus
• Mercury, Venus, Earth, Mars