Sunday, September 19, 2010

Population Density Lab

On Friday, in Science we started by asking questions about the Alien Species Project and about then wrote our homework, which is below. We then spent our class time outside and started the LAB 58. The point of this experiment is to learn more about population densities. Mrs. Stein assigned each group an area, and then each group set up a “quadrat” of 1 square meter, so each group basically isolated one square of 1 meter squared from the rest of the grass. Then, each group had to separate the squared area into ten sections, each ten centimeters apart, and start counting how many plantain plants, how many dandelion plants, and the number of clover plants were present in that particular area. Then, the group would total up their numbers of each plant.

Below is a dandelion like the ones we counted.


In the mean time, Mrs. Stein called us up and told us our grade on the last quiz; that is if we wanted to know our grade. Then, we went to the classroom, and we shared our data. The class data was that there were 176 dandelions, 95 plantains, and 236 clovers. Class ended by telling Mrs. Stein what animal one wanted to research and do his/her project on for the Alien Species Project.

Remember, on Monday, our period 2 STS Biology class will be meeting in the IMC.

The next scribe is Anastasia M.


HOMEWORK:

- Oil Spill Project, due 9-23
- Alien Specie Project, due 9-27
- 6.3 Cornell Notes, due 9-20
- Lab 58 Analysis and Interpretation (finish), due 9-20

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