O 1(A): Define the following
1) Machine
2) Simple machine
3) Complex machine
Answers
Answer:
1.a piece of equipment with moving parts that is designed to do a particular job. A machine usually needs electricity, gas, steam, etc. in order to work
2.Simple machine, any of several devices with few or no moving parts that are used to modify motion and the magnitude of a force in order to perform work. ... The simple machines are the inclined plane, lever, wedge, wheel and axle, pulley, and screw.
3.A compound machine is a machine that is comprised of two or more simple machines. Pictured below are two examples of compound machines. In example 1, an inclined plane and a pulley are working together to raise and lower a load.
Answer:
1. MACHINE
A PIECE OF EQUIPMENT WITH MOVING PARTS THAT IS DESIGNED TO DO A PARTICULAR JOB. A MACHINE USUALLY NEEDS ELECTRICITY,GAS, STEAM, ETC. IN ORDER TO WORK.
2. SIMPLE MACHINE
ANY OF THE BASIC MECHANICAL DEVICES FOR APPLYING A FORCE, SUCH AS AN INCLINED PLANE, WEDGE, OR LEVER.
3. COMPLEX MACHINE
COMPLEX MACHINES ARE ALSO CALLED COMPOUND MACHINES. ... TWO OR MORE SIMPLE MACHINES WORK TOGETHER TO FORM A COMPLEX MACHINE. COMPOUND MACHINES CAN DO MORE DIFFICULT JOBS THAN SIMPLE MACHINES ALONE. EXAMPLES OF COMPLEX MACHINES ARE , WHEEL BARROW, CRANE, CAR JACK, LAWN MOVER ETC.