Astronomy Vocabulary Tim Burroughs Period 1 4/7/10

Astronomy VocabularyAstronomy Vocabulary

Tim BurroughsTim Burroughs

Period 1Period 1

4/7/104/7/10

TermsTerms

Asteroids Meteor

Revolution Rotation

Lunar Eclipse Solar Eclipse

Solar System

Seasons

Tides

Comet

AsteroidsAsteroids

Rocky objects that revolve around the sun but are to small to be considered planets.

CometComet

A loose collection of ice, duct and small rocky particles.

MeteorMeteor

Asteroid that passes through the Earth’s atmosphere.

Lunar EclipseLunar Eclipse

The blocking of sunlight to the Moon that occurs when the Earth is directly between the Sun and the Moon.

Solar EclipseSolar Eclipse

The blocking of sunlight to the Earth that occurs when the Moon is directly between the Sun and the Earth.

SeasonsSeasons

Caused by the tilt in the Earth’s axis as it revolves around the Sun.

RevolutionRevolution

Circling around a center point.

RotationRotation

An object that is spinning around on an axis.

TidesTides

Caused by differences in how much the moons gravity pulls on different parts of the Earth.

Solar SystemSolar System

The Sun together with the eight planets and all other celestial bodies that orbit the Sun.