Wednesday 11/18

Journal:


  1. A student collected data about the density of air.  She found that .1 g of air had a volume of 100 cm3  .  What is the density of the air?
  2. A liquid is found to have a volume of 75 mL in a graduated cylinder.  When placed on a balance, the liquid and graduated cylinder have a mass of 125 g.  The empty graduated cylinder has a mass of 50 g.  What is the density of the liquid?

Today we did a lab measuring rock densities. Here is the lab sheet. You can use your own materials or come see me for the lab materials.

HW:  none
Reminders:  Data due Mon. 11/23, Presentation board due 12/2

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