PLEASE HELP

what observations and reasoning led to the development of hubble’s law

The middle east links which two continents? ●asia and europe●europ and africa●africa and asia●africa and australia

Which statements describe sustainable development? multiple answer choice -fishing does not remove more fish from water systems than can be replaced by the number of fish that will be born to replace them. -sustainable development is development that is designed to improve the economic conditions in less-developed countries. -sustainable development is mainly a regional issue. -sustainable development means water is used at a rate that won't reduce the amount available for future use. - sustainable development policies only need to be concerned with environmental protection. - trees cannot be cut down faster than the number that will be replaced by new growth.

Which component of a milankovitch cycle is related to periodic ice ages throughout earth’s history?