8.7ABC - Moon, Seasons, and Tides
If a full moon is visible today, what moon will be visible in 7 days?
3rd Quarter (Last Quarter)
moon
A large rocky object in orbit around a planet
lunar cycle
A sequence of phases of the moon as it revolves around the Earth once every 28.5 days.
If a waxing gibbous is visible today, what moon will be visible in 3 - 4 days?
Full Moon
last quarter
Half of the moon is covered; light is on the LEFT.
rotation
a single complete turn on an axis
neap tide
a tide with the least difference between high and low tide that occurs when the sun and moon pull at right angles to each other
axis
an imaginary line that goes right through the center of the Earth, from the North Pole to the South Pole
This season is due to the Earth tilting towards the sun
summer
tilt
the ____ of the Earth is 23 degrees. It causes seasons.
If a 1st quarter is visible today, what moon will we see in 28 days?
1st quarter
seasons
Caused by the tilt of the Earth on its axis.
winter solstice
Day with the fewest hours of sunlight; December 21
Summer Solstice
Day with the most hours of sunlight and the fewest hours of darkness; June 21
revolution
Earth's yearlong elliptical orbit around the Sun.
vernal equinox
March 20th or 21st in the Northern Hemisphere, when both hemispheres recieve 12 hours of daylight and 12 hours of darkness; first day of spring
If a full moon is visible today, what moon will be visible in 14 days?
New Moon
full moon
Phase that occurs when all of the Moon's surface facing Earth reflects light.
waning cresent
Phase when the crescent light is on the left; occurs before a new moon
autumnal equinox
September 22-23 in the Northern Hemisphere when both hemispheres recieve 12 hours of daylight and 12 hour night; first day of fall
spring tide
highest tidal range that occurs to the alignment of Earth, the moon, and the sun
waxing crescent
looks like a crescent roll or bananna. Has a sliver of light reflected. "gaining light on the right
new moon
moon phase that occurs when the Moon is between Earth and the Sun, at which point the Moon cannot be seen because its lighted half is facing the Sun and its dark side faces Earth
elliptical
oval shape or path (a squashed circle)
first quarter
phase in which one-half of the Moon's lighted right side can be seen from Earth
waning gibbous
phase of the moon when the "light is leaning on the left"; moon appears to grow smaller
waxing gibbous
phase when more than half of the moon is lit up on the right side, but it isn't completely full
orbit
the path of an object as it revolves around another object in space
tides
the regular rise and fall of the ocean's surface influenced by the moon's gravity pulling on earth
This season is caused by the Earth tilting away from the sun
winter