Solar sistem

Which planet is the smallest?

• Pluto

• Uranus

• Mercury

• Moon

Who discorved Uranus?

• Aristotle

• William Herschel

• Isaac Newtoon

What is the diameter of the Milky Way?

• 200 000 thousand light years

• 500 000 thousand light years

• 1 000 000 thousand light years

• 100 000 thousand light years

What is the first planet discovered by humans?

• Earth

• Mercury

• Saturn

• Venus

Which planet is not a gas giant?

• Uranus

• Neptun

• Saturn

• Jupiter

How many planets in the solar system are bigger than Earth?

• 5

• 2

• 4

• 6

Which planet is closest to Earth in its orbit?

• Marte

• Venus

• Mercury

• Jupiterr

How much is the temperature of the sun?

• 16'000.000 degrees

• 200'000.000 degrees

• 14'000.000 degrees

• -218 °C