Monday, January 11, 2010

Think-pair-share about Materials Science

Hi all! I am Lincoln Chu and my partner is Abilash.
After some discussion, we came out with our answers!

1. How do we account for the diversity of substances around us?

Ans: With the
diversity of substances around us, we could create or make more things that are useful for us to help us the work to make our lifes more comfortable.

2. How do physical and chemical changes affect the properties of a material?

Ans: Physical and chemical changes the properties of a material by melting or just even by freezing them. E.g When the acid rain comes with contact with any sculpture, it will corrode.

3. How does the structure of materials affect their properties? Get students to share their responses verbally.

Ans:
For example, in a solid , atoms are packed together. A solid cannot change its shape and it cannot be compressed. In a liquid, atoms are slightly packed. A liquid takes up the shape of a container and cannot be compressed.Whereas gas has little atoms . So, gas can be compressed.

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