Wednesday, November 24, 2010

Eighth Grade Study of Freezing and Melting Points of Solids

New laptops purchased with the Government Grant allow the students to upload the data from their temperature probes directly for immediate analysis.


You have to position the temperature probe correctly for good readings.

Do you remember the old adage, "A watched pot never boils?" Is there a similar adage for melting?

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Fifth Graders Variables Unit

Fifth Grade students learn about dependent and independent variables while studying pendulums.









Friday, November 5, 2010

Earth Science Students Visit AMNH and Planetarium

Here are some photographs of exhibits one of our students, Kyle, found interesting during the Core Earth Science course field trip to the American Museum of Natural History on November 4th.  Unfortunately the inclement weather prevented the classes from visiting the rock outcroppings that exhibit the characteristic marking of glacial movement, folding, and the other interesting geological phenomena the classes usually visit in Central Park on this field trip.










Thursday, November 4, 2010

More Students At the Lab Bench


Catherine, Katherine, and Paige are keeping a close watch on their potometer, which is used to measure transpiration through a plant's leaves. In this second of two runs their group did, they are interested in the affect a incandescent light has on the evaporation of water from the leaves of this coleus shoot. They have already determined a baseline for evaporation in the room in general.
A potometer, used to measure the evaporation of water from a plant shoot's leaves.


Alliso, Claudia, and Emily are building 3D representations of the periodicity of electronegativity.

Henry measures a length of straw which is being used to represent the electronegativity of an element.

Natasha and Max are aligning their straws in to the proper positions their elements would occupy in the periodic table.