Daylight Hours
Seasons
Daily Tides
Spring & Neap Tides
100

Which season has the shortest daylight hours?

Winter

100

What creates Earth’s seasons?

The tilt of Earth on its axis as it revolves around the sun.

100

How many low and high tides are experienced daily?

2 low and 2 high tides occur each day.

100

Draw a diagram of the Earth-Moon-Sun system during spring tide.  Be sure to include the tide on the Earth.

All objects should be aligned.  The tide should be pulled outward from the Earth toward the Sun and Moon.

200

Who will receive the longest amount of daylight hours?  Why?

D.  It is closest to the south pole and the sun will not set at all.

200

You‘re in Brazil in December.  What will your weather be like in the southern hemisphere?

It will be summer!  While the northern hemisphere is tilted away from the sun, the southern hemisphere is tilted toward the sun!

200

You're a pirate searching for treasure in the sand.  The tide is high at 7:00am, so you can't search right now.  How long will you have to wait to be able to search at low tide?

a. 12 hours later

b. 8 hours later

c. 6 hours later

d. 4 hours later

c. 6 hours later

200
Identify two places on the chart that show a neap tide.

300

It's November and you notice that the daylight hours get shorter and shorter, because you can't play at the park after dinner.  It's too dark!  Your mom says when it's light again, she'll let you go play. When will the next time be that you can play outside after dinner?

a. By the summer solstice, June 20th.

b. By the fall equinox, September 22.

c. By the spring equinox, March 20.

c. By the spring equinox, March 20.

300

Which location is receiving the most direct sunlight?  Why?

C. It is tilted toward the sun.

300

Imagine the moon starts revolving around the Earth slower than normal.  Would that affect the daily low and high tides?

No!  It would not affect daily tides, but spring and neap tide would not happen as frequently.

300

You're sailing a sailboat with a mast that measures 23 ft.  An upcoming bridge is only an average of 24 feet above water at low tide.  So you don't hit the bridge, during which moon phases should you travel so that the low tide is at its lowest?  What is this tide called?

Full moon or new moon.  They create a spring tide.

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