Tides and Seasons

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Tides and Seasons
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Objectives

• How do the positions of the Earth and Sun effect
  the four seasons?
• What effect does the Earth and moon have on the
  oceans tides?

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TIDES
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• 1. Tides are daily movements of ocean water that
  change the level of the oceans surface.

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• What causes tides to occur?

2.The gravitational pull the moon has on the
earth causes high and low tides.
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• 3. High tides occur on the sides of the Earth
  that are closest to the moon and farthest away.
• 4. Low tides occur on the two sides of the Earth
  that are at a 90 degree angle to the moon.

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5. DRAW THE DIAGRAM BELOW
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6. Spring Tides occur when the sun, earth, and
moon form a straight line.
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What phases of the moon will occur during the
spring tides?
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Spring Tides

• Occur every month during the new and full moon.
• Highest high tides.

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7. Neap tides occur when the sun, earth, and moon
form a right angle.
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What phases of the moon will occur during the
neap tides?
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Neap Tides

• Occur every month during the first and third
  quarter moons.
• Lowest high tides.

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What type of tide will occur in this picture?
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Check for Understanding

• During a full moon what type of tide occurs?

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Check for Understanding

• During a quarter moon what type of tide will
  occur?

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Can you answer the objective?

• What effect does the Earth and moon have on the
  oceans tides?

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Song

• http//youtu.be/KFYf_it461s

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SEASONS
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1. The tilt of Earth as it orbits around the sun
causes the different seasons!
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2. Four Seasons

• Summer
• Fall (autumn)
• WinterSpring

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What seasons are occurring in the southern
hemisphere??
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Check for Understanding

• When the Northern Hemisphere is tilted away from
  the sun what season will it be?
• Summer
• Winter
• Spring
• fall

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Check for Understanding

• What season would
• The Northern Hemisphere be in this picture?

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Can you answer the objective?

• How do the positions of the Earth and sun cause
  the four seasons?