Tides
What force is responsible for tides on Earth?
Gravity
What type of eclipse happens when the Moon blocks sunlight from reaching Earth?
Solar Eclipse
What causes the change in seasons on Earth?
The tilt of the earths axis
What is the phase when the Moon appears fully lit from Earth?
Full moon
How long does it take for the Earth to rotate once on its axis?
24 hours
What type of tides occur when the Sun, Moon, and Earth align in a straight line?
Spring Tide
What type of eclipse occurs when the Earth casts a shadow on the Moon?
Lunar Eclipse
Which hemisphere experiences summer when the North Pole is tilted towards the Sun?
Northern hemisphere
What is the phase when the Moon is completely dark from Earth’s perspective?
New Moon
How long does it take for the Moon to orbit the Earth?
28 days
What type of tide has the smallest difference between high and low tide?
What is the darkest part of the Earth’s shadow during a lunar eclipse called?
Umbra
At what angle is the Earth's axis tilted?
23.5 degrees
What is the term for a Moon phase when the lit portion is getting larger?
Waxing
Which two celestial bodies have the biggest influence on Earth’s tides?
Sun and Moon
Approximately how many hours does it take for the tide cycle to repeat?
12 hours
What is the narrow region on Earth where a total solar eclipse is visible?
Path of totality
What are the two times a year when day and night are roughly equal in length?
Equinoxs
What Moon phase comes after a full moon?
Wanning gibbous
How long does it take for the earth to revolve around the sun once?
365 days
What is the difference in water level between high tide and low tide called?
Tidal Range
What is the outer shadow of an eclipse, where only a partial eclipse is seen?
Punumbra
What is the longest day of the year in the Southern Hemisphere?
Summer Solstice
Which two phases are described as a crescent moon?
Wanning and Waxing crescent
Which season begins when the Earth’s axis is tilted farthest away from the Sun?
Winter