Lesson 9

Question 1

How does Jupiter protect our planet?

Answer 1

Jupiter’s gravity attracts comets which might otherwise hit Earth.

Question 2

Why is Jupiter like a little sun?

Answer 2

Jupiter produces its own heat like the sun.
It has a host of satellites.
It’s mostly hydrogen and helium.

Question 3

What is the great Red Spot on Jupiter?

Answer 3

It’s a giant storm that has been raging for 300 years and is bigger than the whole Earth.

Question 4

Why does Jupiter have stripes?

Answer 4

Jupiter’s stripes are bands of clouds.

Question 5

Name Jupiter’s 4 largest moons.

Answer 5

Ganymede
Europa
Callisto
Io

Question 6

Why are they called Galilean moons?

Answer 6

Galileo discovered them.

Question 7

Can you describe Amalthea?

Answer 7

Amalthea is a big jumble of rocks held together by gravity.

Question 8

What do you remember about the spacecraft, Galileo?

Answer 8

Galileo explored Jupiter, sending back information.
It took 6 years to get to Jupiter and took a roundabout route.
It also had a problem with its antennae.