Terrestrial Planets and Greenhouse Effect

What do the hematites on Mars evidence of?

• Volcanic activity

• Past water presence

• High wind speeds

• Meteor impacts

How long does it take Mercury to orbit the Sun?

• 88 Earth days

• 225 Earth days

• 365 Earth days

• 687 Earth days

What is the primary composition of Mercury's surface?

• Gaseous elements and water ice

• Silicon and aluminum oxides

• Rocky and metallic

• Hydrogen and helium compounds

What has the highest albedo?

• the oceans

• Ice in the Arctic or Antarctic

• the ground

• roads

What is venus often called?

• The Red Planet

• Earth's Twin

• The Giant Planet

• The evening Star

What was the mission of the Mars rovers?

• To explore the Sun

• To study the atmosphere of Venus

• To explore the surface and geology of Mars

• To orbit Jupiter

Analyze how the presence of river valleys on Mars supports the theory of past water flow.

• They indicate volcanic activity

• They suggest erosion by liquid water

• They are formed by wind erosion

• They are caused by tectonic activity

What is the primary composition of Mercury's surface?

• Gaseous elements and water ice

• Silicon and aluminum oxides

• Rocky and metallic

• Hydrogen and helium compounds

Which planet has the highest density in the Solar System?

• Venus

• Mercury

• earth

• mars

What did the Phoenix craft find while moving on Mars?

• Gold deposits

• Water ice

• Active volcanoes

• Dense forests