Earth and Planets
Define Revolution and Rotation
Revolution - A planet orbits, or revolves around another
Rotation - An object spins on its axis
Equinoxes happen how many times a year?
twice
What causes the Phases of the moon?
The Revolution of the Moon around Earth
This moon phase occurs when the moon is between the earth and sun so that the dark side of the moon faces earth.
What is the new moon phase?
Which object has a force so great that it is the center of our solar system?
The Sun
Which force keeps the Earth rotating around the sun?
Gravity
If the Northern Hemisphere is in Spring, what season is the Southern Hemisphere experiencing?
Autumn
Which phase occurs after a waxing gibbous?
Full
Which planet would have the highest temperature?
- Earth
- Saturn
- Mars
- Jupiter
Earth
If Mercury has a year of 88 Earth days, how long does it take Mercury to revolve around the Sun?
88 Days
If Earth did not have a tilt, what would happen to the seasons?
There would be no Seasons
What order do the Earth, Sun, and Moon go in when a Solar and Lunar Eclipse occurs
Solar - Sun, Moon, Earth (NEW MOON)
Lunar - Sun, Earth, Moon (FULL MOON)
Which object has the greatest mass? -----Galaxy
- Universe
- Star
- Solar system
Full
If Earth were compared to something would it be
A. Basketball
B. Grain of Sand
C. Small Pebble
D. Marble
Small Pebble
Which area of Earth gets the most direct sunlight?
The Equator
What phase will occur when Earth experiences its highest tides?
Full (Spring Tides)
List the following in order from smallest to largest
- Galaxy
- Universe
- Star
- Solar system
Star, Solar System, Galaxy, Universe
Which planet completes 1 rotation before it completes 1 Revolution?
Venus
During which month will the Northern Hemisphere have the shortest day?
December (December 21st is the Winter Solstice)
What would happen to the tides if the Moon doubled in size?
The tidal range would increase
High tides would get bigger
List the planets from the smallest to largest
- Mercury
- Venus
- Mars
- Earth
Mercury, Mars, Venus, Earth