Early Solar System Theories
The Earth centered idea of the solar system was know as the _________ model.
What is the geocentric.
A large rock-like object found in space usually between Mars and Jupiter is a/an ________.
What is an asteroid.
What is the largest terrestrial planet?
What is Earth?
What is largest mountain/volcano in our solar system and where is it found?
What is Olympus Mons and on Mars.
The sun is composed of what two main elements? Give the approximate percent of each.
What are hydrogen 75% and helium 25%.
The sun centered idea of the solar system was known as the _________ model.
What is the heliocentric.
A frozen ball of ice, rock, dust and gas that orbits the solar system is what?
What is a comet.
What are the jovian planets in order?
What is Jupiter, Saturn, Uranus and Neptune.
Jupiter has mass that is how many times greater than the Earth's?
What is 1000.
What process powers the Sun?
What is nuclear fusion.
He discovered many moons and had 4 of Jupiter's named for him?
Who was Galileo.
This is a small rocky object often coming from a comet that is vaporizing or melting apart.
What is a meteoroid.
What planet has a period of rotation of approximately 24 hrs and 37 minutes and revolution of 687 days?
What is Mars.
Name the four major moons of Jupiter.
What are Io, Europa, Ganymede, and Callisto.
What other planet has a tilted axis similar to Earth giving it seasons like the Earth ?
What is Mars .
Isaac Newton stated that planets remain in their orbit around the sun because of _______ and _________?
What are gravity and inertia.
_____________ burn up in the Earth's atmosphere while ___________ strike the Earth's surface.
What are meteors and meteorites
__________ and ____________ have a distinctive blue-green color due the the presence of methane.
What Uranus and Neptune?
What does Uranus do different than other planets?
What is it rotates on its side.
What is the most volcanically active object in our solar system?
What is Io, a moon of Jupiter.
All of the planets are named after Greek or Roman gods except ______________ ?
What is Earth.
This moon of Jupiter potentially has liquid water under its icy surface.
What is Europa.
What planet has a thick layer of carbon dioxide contributing to its atmospheric pressure of about 93 times that of Earth?
What is Venus.
This planet has a period of rotation of just more than 16 hours but a period of revolution of 165 years.
What is Neptune.
Which planet has the highest recorded wind at over 1,000 mph?
What is Neptune.