Rotation and Revolution
Vocabulary
Lunar Phases
Tides
Eclipses
100
What does the Earth revolve around?
Sun
100
Solstice
When the are of the sunlight is at a maximum in one hemisphere, and a minimum in the other hemisphere.
100
What side of the moon is the light on when it is waxing?
To the right
100
What angle is the Neap Tide at?
It makes a 90 degree angle.
100
What is the position of the Earth,Sun, and moon during a Lunar Eclipse?
Sun, Earth, Moon
200
At what speed does the Earth revolve around the sun?
30 kilometers per second
200
Lunar Phases
The portion of the moon that reflects sunlight back to Earth.
200
What phase does the lunar cycle begin with?
A new moon
200
What angle is a spring tide?
It makes a 180 degree angle
200
What is the position of the Earth, sun, and moon during a solar eclipse?
Sun, moon, Earth
300
What month of the year is the Earth closest to the sun?
January
300
Umbra
The darkest part of a shadow.
300
How many lunar phases are there?
8
300
How often do the tides change?
14 days
300
Why can't an eclipse ever be in a position with the sun in the middle?
The Earth is in orbit with the sun and the moon is in orbit with the Earth.
400
How many degrees is the Earth tilted at when it rotates around the sun?
23.5 degrees
400
Penumbra
The lighter part of a shadow.
400
What happens during the third week of the lunar phase?
The moon starts to Wayne
400
What does the tidal range depend on?
It Depends on the sun and the moon relative to Earth. Or the angle relative to Earth.
400
How far across is the Umbra of th Earth?
Only a few hundred kilometers.
500
In what month does winter begin in the Southern Hemisphere?
July or June
500
What are neap and spring tides?
Spring Tide- tides that have the largest daily tidal range. Neap Tide- tides that have the smallest daily range.
500
Name the order of the lunar phases
New moon,waxing crescent, first quarter, waxing gibbous, full moon, waning gibbous, third quarter, waning crescent
500
What is a tide?
Daily changes in the level of ocean water.
500
Why don't we see lunar and solar eclipses every month?
The reason is because the moon orbits around the earth tilted at an angle which is 5 degrees.
M
e
n
u