I see some have 500gb and then its cheaper than a pc with 320gb. but the cpu type is 2.5 instead 2.4ghzis that a big deal?
I think she just wants you to make a diagram of the picture, maybe you miss-read the steps? I think you should be fine with just one, as drawing another picture just seems silly. You could try e-mailing your teacher, for clarification.
Water - ordinary combustible materials such as paper, wood etc. CO2 - best on burning liquids, electrical fires etc. Dry powder - can be used on pretty much any type of fire but VERY messy! Foam - Same as water plus burning liquids. That's a quick rough guide but it's important to remember that all fire extinguishers only last a very short amount of time so they should not be relied on to fight fires and should only be used if you are trained in their use.
