Make a list of 3 major components in your computer. for each component identify the specific material used (search the internet for this). explain, in only one or two sentences each, why you think that material is chosen.

a. Polyvinyl Chloride.

b. Lead.

c. Chromium

Explanation:

Hello, here the explanations:

a. Polyvinyl chloride is a plastic which helps to build the shell of the monitors, keyboards and mouses because it is resistant, long-termed and electricity isolating.

b. Lead helps to connect the computer chips to the printed circuit boards since it is a pretty god electrical conductor.

c. Chromium is a metal used in plating applications such as coverages to either prevent corrosion or conduct the electricity.

Best regards!

1. 50 km/hr

2. 5 m/s

3. 180 km/hr 50 m/s

4. 30.56 m/s

5. 11.4 km/hr

Explanation:

#1 500 km/ 10 hours = 50 km/hr

#2 100 m/ 20 s = 5 m/s

#3 540 km/3 hrs = 180 km/hr

180 km/1 hr x (1000 m/ 1 km) x (1 hr/ 60 minutes) x (1 minute/ 60 seconds) = 50 m/s