What Are Terrestrial Planets?
Mercury
Venus
Earth & Moon
Mars
100

The four small, dense, rocky planets that orbit closest to the sun.

What are terrestrial planets?

100

The smallest planet in the solar system.

What is Mercury?

100

Earth's twin.

What is Venus?

100

The only planet the can support life.

What is Earth?

100

The main composition of Mars.

What is dark volcanic rock?

200

The names of the four terrestrial planets in order by distance from the sun.

 What are Mercury, Venus, Earth, and Mars?

200

The main composition of Mercury.

What is volcanic rock?

200

The planet with acid rain.

What is Venus?

200

The only terrestrial planet that is divided into tectonic plates.

What is Earth?

200

Three physical features of Mars.

What is volcanoes, deep valleys, and canyons?

300

The average distance between the Sun and Earth.

What is a astronomical unit?

300

The amount of Earth days that is equal to a day on Mercury. 

What is 59 Earth days?

300

2 physical features of Venus. 

What are volcanoes, and craters

300

The three main things Earth has to support life.

What is water, energy, and oxygen?

300

What is the main composition of Mars's atmosphere.

What carbon dioxide?

400

The thing Mercury's atmosphere does not contain.

What is carbon dioxide?

400

The cause of carbon dioxide in Venus' atmosphere.

What are high temperatures?

400

Three physical features of the Moon.

What is solidified lava, highlands, and craters.

400

The cause of wind on Mars.

What are dust storms?

500

Most of Mercury's volume.

What is Mercury's core?

500

The average temperature on Venus.

What is 465oC?

500

The estimated amount of species on Earth.

What is 5 million to 30 million?

500

The product of chemical breakdown of rocks rich in iron minerals.

What is orange-red dust?

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