Seventh grade scientists weigh in on the concept of density. In a nutshell, they participate in the following activities: Measurement of the mass and volume of fruit in order to compare densities Measurement of the mass of oil and water...

Present the class with a question on whether the water level of a pond will rise they take a large rock out of a boat and drop it into the pond. Groups come down on all sides of the question and try to justify their answers. The activity...

In this activity you will: Model data using a linear equation; interpret the slope and intercept values from a linear model; identify a characteristic property of a substance; and examine the relationship between mass, volume, and density.