Definitions
Rotation & Revolution
Spacecrafts
Atmosphere
About Mercury
100

An oval pattern, not in a circle in which Mercury revolves around the sun

What is elliptical?

100

Another word for rotating

What is spinning?

100

The two spacecrafts that were sent to Mercury to gather information

What is Mariner 10 and Messenger?

100

The hottest temperature of Mercury during the day

What is 800 degrees F?

100

These people gave Mercury its name

Who are the Romans?

200

Earth-like

What is terrestrial?

200

Moving in a circle around the sun

What is revolving?

200

The year Mariner 10 was launched

What is 1973?

200

The coldest temperature of Mercury at night

What is -290 degrees F?

200

The surface of Mercury looks like this

What is many craters?

300
The type of planets that are not solid, there is no ground to stand on

What is gaseous?

300

The number of days it takes Mercury to rotate around the sun

What is 88 Earth days?

300

The mission of Mariner 10

What is to take pictures and collect information about Venus and Mercury?

300

Three reasons why we could not live on Mercury

What is too cold, too hot, and no oxygen?

300
A reason why Mercury has a lot of craters

What is asteroids may have hit it?

400

Another word for space rocks

What are asteriods?

400

The number of Earth days it takes Mercury to rotate one time

What is 59 Earth days?

400

The first spacecraft to orbit Mercury

What is Messenger?

400

The color of the sky on Mercury

What is black or dark?

400

The best time of the year to see Mercury without a telescope?

What is early in the morning or early at night?

500

No person is on the spacecraft

What is unmanned spacecraft?

500

Mercury orbits around the sun in this shape

What is an oval?

500

This happened to Messenger

What is crashed into the planet's surface?

500

The color of the sun to someone standing on Mercury

What is white?

500

Describe Mercury in four complete sentences

What is empty, very dry, craters, terrestrial, Earth-like, etc?

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