Question

only to raven define principle of magnetism noone answer
quality answer​

Answer 1

Magnetism is the force that actually creates or causes the rotation when a motor operates. The poles of a permanent magnet are connected by magnetic lines of force.

Answer 2

The average American family uses more than 300 gallons of water per day at home. Roughly 70 percent of this use occurs indoors.

Nationally, outdoor water use accounts for 30 percent of household use yet can be much higher in drier parts of the country and in more water-intensive landscapes. For example, the arid West has some of the highest per capita residential water use because of landscape irrigation.