-What is density?
-Which would be denser: a pound of feathers
or a pound of lead? Why?
-Name the parts of a lab report and describe
what they explain in a sentence or two.
-Draw a diagram of the layers of the Earth
as close to scale as possible.
-Which layer is the hottest?
-Which layer is the thinnest?
-Where does the heat come from?
-Draw the picture below on the back of
this page to scale three times its size. Show how you calculated
each part (a/b=c/d). Use a ruler.
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