Question |
Answer |
Rotation |
the action of rotating around an axis or center.
|
Revolution |
to go around or movement |
Orbit |
move around the plants |
Geocentric Theory |
a system which puts the Earth in the center of the universe |
Heliocentric theory |
the earth revolves around the sun |
Astromony |
space, and the physical universe as a whole. |
Solar system |
the collection of eight planets and their moons in orbit around the sun |
Telescope |
an optical instrument designed to make distant objects appear nearer |
Commet |
a celestial object consisting of a nucleus of ice and dust |
Gravity |
the force that attracts a body toward the center of the earth |
Astronomer |
an expert in or student of astronomy |
NASA |
The National Aeronautics and Space Administration |
Axis |
an imaginary line about which a body rotates |
Tilt |
move or cause to move into a sloping position |
Meters |
he fundamental unit of length in the metric system |
Constalation |
a group of stars forming a recognizable pattern that is traditionally |
Vernal Equinox |
spring, sun was right at the equator March 21st |
Autumnal Equinox |
fall, Sun is right at the equator september 22nd and 23rd |
Summer Solstic |
summer, the sun is north of the equator at the Tropic of Cancer June 21st |
Winter Solstic |
winter, December 21st the sun is further south at the tropic of capricorn |