Astronomy

Natalia Lopez

4-7-10

Day 4&5

Terms

Rotation Revolution Tides

Seasons Asteroids Comet

Meteor Lunar Eclipse Solar Eclipse

Solar System

Rotation

• Spinning around on a axis.

Revolution

• Circling around a center point

Tides

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

Seasons

• Caused by the tilt of the Earths axis as it revolves the sun

Asteroids

• Rocky objects that revolve around the sun but are to small to be considered plants

Comet

• A loose collection of ice, dust, and small rocky particles

Meteor

• Asteroids that pass through the Earths atmosphere

Lunar Eclipse

• The blocking of sunlight to the moon that occurs when the Earth is directly between the sun and the moon

Solar Eclipse

• The blocking of sunlight to Earth that occurs when the moon is directly between the sun and the Earth

Solar System

• The sun together with the eight plants and all other celestial bodies that orbit the sun