Mars Exploration

___________found a place in history when it became the first American mission to land a spacecraft safely on the surface of Mars

• Perseverance

• Viking

• Voyager

• Pathfinder

Both Viking spacecraft were launched from Cape Canaveral, Florida -- Viking 1 on August 20, ________, and Viking 2 on September 9, __________

• 1975

• 1932

• 2018

• 2003

The Viking mission was planned to continue for _____days after landing. Each orbiter and lander operated far beyond its design lifetime.

• 45

• 365

• 1000

• 90

The last data from Viking Lander 2 arrived at Earth on April 11, ________.

• 2000

• 2012

• 1980

• 1775

The permanent ________cap is water ice; the southern cap probably retains some carbon dioxide ice through the summer.

• north

• south

• east

• west

With a development time of only three years and a total cost of $_______million, Pathfinder was originally designed as a technology demonstration of a way to deliver an instrumented lander

• 1000

• 265

• 200

• 50

The landing site, an ancient ________plain in Mars’ northern hemisphere known as Ares Vallis, is among the rockiest parts of Mars.

• flood

• tundra

• desert

• mountain

The rover, named Sojourner after American ________rights crusader Sojourner Truth,

• civil

• american

• french

• animal

During the spacecraft's _________-month journey to Mars, four trajectory correction maneuvers fine-tuned its flight path.

• two

• one

• seven

• ten

Mars was named by the Romans for their god of ______.

• money

• power

• speed

• war