Vocabulary
What does rotation mean?
When earth spins around its axis. YOU MUST SAY AXIS
How often do we get high and low tides?
2 times a day
What does Earth rotate on?
Its axis
What does Earth revolve around?
The sun
How many hemispheres are there?
2
What does revolution mean?
When Earth revolves around the sun OR when an object revolves around another object.
How often do we get neap and spring tides?
2x a month
(every 7 days)
What does rotation cause?
Day and Night
Revolution plus Earth's ________ gives us seasons.
Tilt
What causes tides?
The moons gravitational pull.
What is a neap tide?
When the earth sun and moon create a 90 degree angle and gives us tides with the LEAST amount of difference between high and low tide.
The side of earth facing the moon experiences what type of tide?
High tide/spring tide
When Earth faces the sun what do we experience?
Daytime
When the NORTHERN hemisphere faces AWAY from the sun what season is it?
WINTER
What makes spring tides stronger than neap tides?
The gravitational pull of the sun the moon are stronger when in a straight line than when at 90 degrees.
What is a Spring Tide?
When the tides have the greatest variation between high and low tide.
The side of earth that is not facing the moon experiences what tide?
Low tide/neap tide
How many degrees is the axis tilted?
23.5 degree angle
When the Southern Hemisphere is having fall the northern hemisphere is having ________
Spring
Name a state or country that would have constant sunlight.
Norway, Sweden, Finland, Russia, Greenland (Denmark), Iceland, Canada, and the U.S. (Alaska)
What side of the moon is lit during the 3rd moon phase?
Left
What are the moon phases that give spring tide AND what are the moon phases that give neap tides.
New moon and full moon= spring
1st and 3rd quarter = neap
Explain why some places get 24 hours of sunlight.
The tilt of the Earth causes the poles to get constant sunlight. So when a pole points towards the sun they get constant sun.
Constant sunlight
Explain why when one hemisphere has a season, the opposite experiences a different season.
The happens because when one hemisphere receives direct sunlight the other is having indirect sunlight.
Draw a diagram that correctly labels 4 seasons in the southern hemisphere.
Teacher will judge