COS- 2a Define mass, volume, and density

Lifeboats

Let me tell you a story…

QuestionWhat will happen to the coke and diet coke if we place them water?

Compare the coke and diet coke…

* How are they alike?* How are they different?

Hypothesis: If we put the coke and diet coke into a tub of water, then I think the coke will ______ and the diet coke will _____, because_________________________________________________________.

Results--

Possible Explanations:

Talk with your group members and try to decide a reason why one floats and the other sinks. Write your possible explanation on your lab sheet.

Let’s explore the difference of mass in the cokes…

39 grams of sugar

0 grams of sugar

Mass-Volume-Density-

matter “stuff”amount of space

ratio of mass to volume

Ex: Wood 500 grams 1,000 cc

=0.5 gcc

Water has 1.0g/cc density.

Densities < 1.0 FLOATDensities > 1.0 SINK

QuestionWhat will happen to the coke and diet coke if we place them water?

Conclusion- I learned that if I put coke in water it will _____ because ________________ and Diet Coke will________

because _________________.

My hypothesis was_______.

And now for the rest of the story…