hardware
Computers consist of many parts. The physical parts (things you can actually touch) are called hardware. Hardware differs from computer to computer however you never get to see it inside its small-sized unit. The most essential is the motherboard in which most devices and wires connect to. From ports to cards, hard-drives to memory cards; hardware is the major component of a computer.
References: http://www.coolnerds.com/newbies/hardware/hardware.htm
http://en.wikipedia.org/wiki/Computer_hardware
References: http://www.coolnerds.com/newbies/hardware/hardware.htm
http://en.wikipedia.org/wiki/Computer_hardware
Some examples of hardware are: