How can pencil graphite be easily broken, while diamond is incredibly strong, yet both materials are made entirely out of carbon atoms?

BIOL 4

Homework 2

1. Watch the following video and answer the questions:

https://youtu.be/9iMGFqMmUFs

a) Why is water so useful in regulating body temperature?

b) What two factors have the largest influences on recommended water intake?

c) What long-term health risks may be influenced by hydration?

2. Watch the following video and answer the questions:

a) How many bonds does carbon want to form?

b) In what major way does the shape/structure of a carbon with 2 or 3 bonds differ from one with 4 bonds?

c) How can pencil graphite be easily broken, while diamond is incredibly strong, yet both materials are made entirely out of carbon atoms?

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