There are plenty of web sites that gives ability to test your internet speed,

you just need to search internet 'Find internet speed' and there will available many websites to check your internet speed.

Yes a mac can have a slow internet speed.

Verizon is nationwide and provides wireless internet

i want high speed internet how do i get

To find a free speed test for your internet connection try the following sites: www.speedtest.net/; www.auditmypc.com/internet-speed-test.asp; and www.whatismyip.com/tools/internet-speed-test.asp

The internet speed is measured in Mbps (megabytes per second); the higher the value, the faster the internet access speed.