The third planet from the Sun
What is Earth?
The ___________ _______ are the four, small, dense, rocky planets that orbit closest to the Sun
What are the terrestrial planets?
A collection of small celestial bodies that orbit a central star
What is a Solar System?
A planet with a revolution of 365.3 days and a rotation of 23 hours and 56 minutes
What is Earth?
A small body of ice, rock, and dust that follows a highly elliptical orbit around the Sun
What is a comet?
Five planets from the Sun
What is Jupiter?
One ____________ ____ equals the average distance between the Sun and the Earth
What is an astronomical unit?
A gigantic explosion in which a high mass star throws its outer layer into space
What is a supernova?
A planet with a revolution of 1.88 y and 24 hours and 37 minutes
What is Mars?
A sand-grained to boulder size, rocky body that travels through space
What is a meteoroid?
The farthest planet from the Sun (Not Pluto)
What is Neptune?
___ ______ have deep, massive gas atmospheres which are made of mostly hydrogen and helium
What are the gas giants?
Occurs when stars fuse lighter elements like hydrogen into heavier ones such as helium
What is nuclear fusion?
A planet with a revolution of 88 days and a rotation of 58 days and 15.5 hours
What is Mercury?
Which planet has a northern polar icecap? (Hint: It is NOT Earth)
What is Mars?
You will find rings around which planet(s)?
What is Saturn and Uranus?
________ axis is tilted at almost a 98 degrees
What is Uranus?
The distance between successive crests of a wave, especially points in a sound wave or electromagnetic wave
What is wavelength?
A planet with a revolution of 225 days and a rotation of 243 days
What is Venus?
The largest volcano on Mars
What is Olympus Mons?
Two planets the asteroid belt fall between
What is Mars and Jupiter?
The ______ ____ is a region of the solar system that begins just beyond the orbit of Neptune and contains small bodies made mostly of ice
What is the Kuiper Belt?
A continuous range of a single feature (in case of a wavelength)
What is a spectrum?
What is NOT a planet and has a revolution of 27.3 days and a rotation of 27.3 days
What is the Moon?
The difference between a meteoroid, a meteor, and a meteorite?
Meteoroid-a small to large rocky body that travels through space Meteor-a bright streak of light that results when meteoriod burns up in the Earth's atmosphere Meteorite- a meteor that reached Earth's surface and doesn't burn up