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Warm-ups: River Prep. September 17 – September 21. Monday, September 17, 2012. View the following sites and explain what 1 part per million or 1 part per billion looks like. If 8 ppb of a mineral is toxic to organisms, what would this look like in the river?
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Warm-ups: River Prep September 17 – September 21
Monday, September 17, 2012 View the following sites and explain what 1 part per million or 1 part per billion looks like. If 8 ppb of a mineral is toxic to organisms, what would this look like in the river? http://www.vendian.org/envelope/dir2/lots_of_dots/million_dots.html MegaPenny Project
Tuesday, September 18, 2012 • The hypothesis for the Parts per Billion Lab was: If …… • State if this hypothesis is accepted or rejected. Then support with examples from the lab.
Tuesday, September 18, 2012 • The hypothesis If …… Was rejected because you cannot see parts per million or parts per billion with the naked eye. By the time the solution was 1 part per 100,000 the liquid looked like clean water.
Wednesday, September 19, 2012 • Acid rain fell in Summit County for weeks on end. The rivers became very acidic. What can be done to return the rivers to a neutral pH level?
Wednesday, September 19, 2012 • Some type of an alkaline or basic material can be added to the water to neutralize the acidic water. • Some examples are salt, baking soda and sodium hydroxide.
Thursday, September 20, 2012 1. Write the definition for biodiversity on your paper. Biodiversity – A large quantity of plants and animals AND a large variety of plants and animals. Write a sentence in which the definition for biodiversity is clear to the reader. Draw a picture of an environment with a healthy biodiversity.
Friday, September 21, 2012 • Using the structure “All Write Round Robin” • students take turns stating responses to the problem below. • Each student records each answer on their own paper. • List as many human and environmental impacts (positive and negative) as you can remember from the Snake River Basin Food Web Jenga game.
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