Tides
Eclipses
Earth seasons and years
Tidal cycles
Review
100
Define tides
What is the daliy change in the level of ocean water
100
Define solar eclipse
What is when the moon is directly between the sun and Earth, the shadow of the moon falls on part of the Earth
100
Describe solstice
What is the area of sunlight is at a maximum in one hemisphere and the other hemisphere at minimum light
100
Describe a high tide
What is a high tide is when the water level is higher than the average sea level
100
What causes tides on Earth?
What is the moon's gravitational force
200
What causes tides?
What is the moon's gravitational force
200
What is the darkest part of the shadow?
What is the umbra
200
How much time does it take the Earth to complete one full rotation on its axis?
What is one day
200
Describe a low tide
What is a low tide is lower than the average sea level
200
Describe penumbra
What is a spreading cone of a lighter shadow
300
What food will the grizzly bear take advantage of at low tide?
What is digging for clams
300
What is a lunar phase?
What is as the moon revolves around Earth the portion of the moon that reflects sunlight back to Earth changes causing the moon's appearance to change
300
What position or angle is the Earth on its axis?
What is 23.5 degrees
300
Describe spring tides
What is a spring tide has the largest daily tidal range
300
What are the 8 phases of the moon?
What is new moon, waxing crescent, first quarter, waxing gibbous, full moon, waning gibbous, third quarter, waning crescent
400
Determine when tides will occur?
What is the rotation of Earth and the moon's revolution around Earth
400
How do we see the moon from Earth?
What is when the Earth reflects sunlight it reaches the moon
400
Define equinox
What is sunlight shines equally on the Northern Hemisphere and Southern Hemisphere.
400
What causes tidal cycles?
What is the rotation of Earth and the moon's revolution around Earth
400
During which solstice is the Earth tilted farthest away from the sun?
What is December Solstice
500
What formation is the Earth,sun and the moon in during a neap tide?
What is the sun, Earth and the moon form a 90 degree angel
500
What is the position of the moon in a lunar eclipse?
What is the moon moving through the Earth's shadow
500
Define season
What is a pattern of temperature and other weather trends.
500
How long does it take for the moon to face the Earth again?
What is 24 hours and 50 minutes
500
Which parts of the world is an equinox most different?
What is the Northern and Southern Hemispheres
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