What is Mars’s nickname?

• the Red planet

• the Big Red

• the Red car

• the Earth

How old is Mars?

• 4.6 Billion years

• 1.9 Million years ago

• 9,000,000,000,000 years ago

• 69,000,000 years ago

Mars is the ________ planet from the sun.

• third

• fourth

• sixty-ninth

• seventh

Which is the most plentiful gas in Mars’s atmosphere?

• carbon dioxide

• oxygen

• nitrogen

• skittles

A year on Mars is ________ than a year on Earth.

• longer

• shorter

• medium

• slower than a grandma driving on the interstate.

How many seasons does Mars have?

• three

• four

• sixth

• fourty

Scientists have sent ________ to explore Mars’s surface.

• astronaut

• rovers

• dogs

• cars

True or False: Scientists believe liquid water was once present on Mars.

• True

• False

Mars is ________ than Earth.

• Colder

• Hotter

• Warmer

• Icey

True or False: Scientists have discovered life on Mars.

• False

• True