Solary System Pre-Quiz

Which planet could float on water?

The same side of the moon always faces Earth because the moon is

Which planet was discovered by Galileo in 1610 and thought to have 'ears' or 'handles'?

Once our Sun has used up all its fuel, astronomers believe it will end its life as a

Which planet has a day longer than its year?

The auroras on Earth are caused by radiation from the Sun interacting with Earth's

How many Earths could fit inside our Sun?

Which planet does not have a moon?

The distance between asteroids in the asteroid belt is thought to be a(n)

During the early formation of our solar system, how many 'planetesimals' were thought to exist?

How many moons does Earth have?

How many planets are in our solar system?

What area of space is approx. 1 light year from the Sun & the home most of our comets?

Two of the primary gases that make up the gas giants are

Why is our moon so cratered and Earth is not? The moon has

The period during which Earth & the Moon were impacted by thousands of asteroids is called the

How long does it take for our moon to orbit the Earth?

Which of the following in not a Jovian planet

Which planet rotates the fastest?

What is the reaction occurring in the core of the Sun?

It is theorized that our Moon formed from the debris left by Earth colliding with the object

Earth has an ozone layer to protect it from UV Rays, and a magnetic field to protect it from

Which planet has the largest volcano in the solar system?

Earth's asteroid belt is located between Mars and

The moon's craters are thought to be formed by impacts from meteors that came from the

Which one is not a terrestrial planet?

What is the hottest planet in the solar system?

Which planet has the largest valley in the solar system called Valles Marineris?

Which planet has the greatest period of revolution?

Which planet has the 'Great Red Spot'?

Uranus & Neptune get their blue-green color from which gases in their atmospheres?

Which planet has the 'Great Dark Spot'?

Which planet orbits on its side at 89 degrees?

Our Sun will continue to burn its fuel for approximately another how many years?

Why does the moon have no atmosphere?

Which planet was discovered by William Herschel in 1781?

Which planet currently has four robotic rovers on it?

Which planet has its four largest moons named after Galileo Galilei?

Which planet has rings?

Which planet is referred to as Earth's 'evil' twin?