1.
ELECTRICITY : A form of energy resulting from the movement of charged particles.
2.
STEAM ENGINE : A machine that uses steam to power mechanical work.
3.
VACCINATION : The process of administering a vaccine to help the body develop immunity against diseases.
4.
TELEPHONE : A device used to transmit sound over distances for communication.
5.
X-RAYS : A type of electromagnetic radiation used for imaging the inside of objects, especially the human body.
6.
INTERNET : A global system of interconnected computer networks that allow people to share information.
7.
MOTOR : A device that converts electrical energy into mechanical energy to power machinery.
8.
COMPUTER : An electronic device that processes data and performs tasks according to programmed instructions.
9.
RADAR : A system used to detect objects and measure their distance using radio waves.
10.
MICROSCOPE : An instrument used for viewing very small objects by magnifying them.
