Io

Distance

• Io is 780,000,000 km from the sun. Io is very close to Jupiters clouds.

Gravitational force

• The gravitational force on Io is .183 of Earths gravitational force. That means that someone who weighs 100 pounds on Earth would weigh about 18 pounds on Io.

Diameter

• Io is 1,942 miles in diameter. That is equal to 3,643 km. Io is about three times smaller than the Earth.

Length of day and year.

• Io takes 42.5 Earth hours for it to rotate once around its axis.

• Io’s year is equal to 11.9 earth years.

Temperature

• Io’s mean temperature is -143˚ C.• Lava holes on Io’s surface can heat up to

15,000˚ C.

Surface of Io • Io is mostly just huge lava lakes and volcanoes

because it is the most volcanic body in the solar system.

• Io also has huge mountain about 16 km high. That is bigger than any mountain on earth.

Mythology

• Io was a princess who was a lover of Zeus. She was the princess of Hera.

Bonus info

• Io is the most volcanic moon in the whole solar system.

• Io almost touches Jupiter's clouds. • Io is just a little bigger than earths moon.

Bibliography

• Sparrow,Giles.Jupiter.Chicago:Heinemannlibrary,print.• Greenberg,Richard.“10”(planetarymoon)www.darvins.

com.march2011.web.

Project by

• Tim Giovino and Eric Hajderllari.