The Sun
Venus
Comets
Saturn
Earth
100

The sun is a __________.

Planet or Star?

Star

100

Can we land on Venus? Explain.

No, we cannot. It is too hot.

100

A comet's tail is made of these two materials.

Dust and gas

100
Saturn has 10,000 of these __________.

Rings

100

Most of Earth is covered with this material.

Water
200

Dark areas of the sun are called __________.

Holes or Sunspots?

Sunspots

200

Venus is covered mostly with __________.

Lava

200

Comets are made of these three materials.

Ice, gas, and dust

200

Saturn's core is made of _________.

Rock

200

Name the three main layers of Earth.

Earth's crust is made of these two materials.

Core, Mantle, and Crust

Dirt and rock

300

The sun gives us these two things __________ and __________.

Heat and light

300

Venus and Earth both have these two land-forms.

Volcanoes and mountains.

300

Explain what happens to comets when they get close to the sun.

The outer later heats up while the nucleus stays frozen and gas/dust tails are formed.

300
Titan is the largest of Saturn's __________.

Moons

300

Earth has just one thing that no other planet has. What is it?

Human life

400

Why is Earth's sky blue?

The color comes from the sunlight as it shines through our atmosphere.

400

Venus is colder OR hotter than Earth?

Hotter

400

Scientists think that comets come from these areas.

The Kuiper Belt or the Oort Cloud.

400

Saturn's rings are made from these three materials.

Rock, ice, and dust

400
When magma comes out of the Earth's mantle layer, we call it __________.

Lava

500

The heat and light given off by the sun is called __________.

Sunspots or Radiation or Clouds?

Radiation

500
Venus is called Earth's sister planet. Why?

It is similar in size, make-up, and it also has volcanoes and mountains.

500

What do scientists believe about the Oort Cloud?

That is surrounds the solar system.

500

While Saturn is a very large planet, why is it light?

It is covered with gas (Helium)

500

When Earth's plates move, these are created.

Earthquakes

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