Quiz · A Tour of Our Solar System

Question 1What is the main purpose of this talk?

To argue that people should travel to other planets To compare the Sun with other distant stars To describe how the first telescopes were invented To introduce the main features of the planets in our solar system

Question 2According to the talk, why does the planet Mars look red?

Because its dusty surface is full of rusty iron Because thick clouds trap heat around it Because its rings reflect the light of the Sun Because it is the closest planet to the Sun

Question 3What does the talk say about the planet Neptune?

It spins on its side like a rolling ball A year there lasts about one hundred and sixty-five Earth years It has beautiful rings made of ice and rock It is extremely hot during the day and freezing at night