of Earth Science |Northeastern
Objectives #6 (September 13,
the end of today's class, you
should be able to do the following:
v Making a Scientific Presentation:
v Water Flow:
and verbally convey information on a scientific lab experiment to an
audience, supplementing your talk with simple illustrations.
v Properties of Porous Materials:
what makes water flow.
- Define the following term: porosity.
- Characterize rocks and sediments in terms of their
porosity, giving typical ranges of values of these properties for each
rock and sediment.
v Presentations on water flow: Present
the work you did in lab over the past week. In your brief (2-3
presentation, please convey to the audience information on your
setup, your results (they may be numbers, graphs, or verbal
observations), and at least one conclusion based on your
experimental results. Groups/activities: Holey
Water Bottle, Draining Work, Bucket to
Bucket Transfer, Infiltration Observation, Capillary Action.
v Properties of Porous Materials: Define porosity.
Write a formula to express
its meaning. Arrange a suite of samples of rock and sediment in
order of increasing porosity.
© 2007 Laura L.
Last updated September 13, 2007.