EVERYDAY SCIENCE

Detailed explanation-1: -A laptop, sometimes called a notebook computer by manufacturers, is a battery-or AC-powered personal computer (PC) smaller than a briefcase. A laptop can be easily transported and used in temporary spaces such as on airplanes, in libraries, temporary offices and at meetings.

Detailed explanation-2: -Laptops are small enough to fit in a backpack or briefcase, but still have enough power and features to be useful for most people.

Detailed explanation-3: -A portable computer is a computer designed to be easily moved from one place to another, as opposed to those designed to remain stationary at a single location such as desktops and workstations.

Detailed explanation-4: -These computers include the laptop, sub-notebook, pocket computer, personal digital assistant (PDA) and the wearable computer. Many of these are the size of a laptop or smaller and seem to be a practical cross between a laptop and a PDA device.