20 circular plates each of radius 7 cm and thickness 1.5 CM are placed one above the other find the volume of the solid so formed​

All of the following statements about the biosphere are true except: a. light and heat from the sun do not affect the biosphere. b. the biosphere gets resources from earth's crust, hydrosphere and atmosphere. c. like "biology", the name for the biosphere comes from the greek word for life. d. the biosphere includes all living organisms on earth's surface.

Which statements describe characteristics of mdcs? higher standard of living increased agricultural focus more access to health care more access to transportation and communication more industry reduced educational opportunities shorter life expectancy

Which domain endings indicate websites that are most likely to be reliable sources? check all that apply. sites ending in .net