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To better understand surface tension, how many drops of water can you get on the head of a
penny? Make a prediction. Then place a penny, HEADS up on a table, and add drops of water
from an eye dropper, one at a time. Did you get more water on the penny that you thought?
How does this prove that water has surface tension?
L2Lesson Assignment: Bayville
According to the Bayville activity, why are estuaries so important to out planet's health? Create
a letter that could be sent to your Senator explaining why it is important to have healthy
estuaries. Include what an estuary is and some of the typical plants and animals that are found
L3Lesson Assignment - My Town
Check out your town's waste water program and identify what improvements have been made
and WHY they have been made. Write a 2-3 paragraph paper discussing how your town (or the
nearest town) handles this problem to keep everyone safe.
L4Lesson Assignment: To Dam or Not to Dam?
A local business in your area has made plans and is seeking approval to insert a dam on a local
waterway so they can have a continuous supply of water for their factory. At present, when the
summer dry season hits, they have to have water trucked in from another source. That is very
Write a letter to your government agency explaining your belief on this issue. Whom might it
help? Whom might it hurt? What changes could it make? Do you think this is in the best interest
of the people of your town? Why or why not?
L5Lesson Assignment: Wetlands
Why would floods be more frequent if wetlands were paved over? For help with this answer, go
outside and pour water on your grass, then on your sidewalk or driveway. What happened to the
water in both cases? Write a letter and then submit it in your journal.