A power plant that is virtually pollution free would be a power plant that does not consume gas, petrol, coal or any of the other resources that may cause pollution.
The virtually pollution-free plant will be mainly depending on natural renewable sources of energy
Examples: 1- geothermal plants (including dry steam plants, binary cycle plants and flash steam plants) 2- solar plant 3- wind turbines 4- water turbines
The statement “When
an object is in orbit, it is falling at the same rate at which the Earth is
curving” is true. The speed of a satellite orbiting the earth depends only on
the mass of the earth and the mass of the satellite.
