What types of physical factors do geographers use to define a region?

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

Which of the following natural resources held india fuel its nuclear power plants? uranium, coal, timber, natural gas

Ascientist observes hot water erupting from a vent in the earth. what most likely caused the water to rise and erupt from the vent? the vent was lower than the water table. a well was drilled into a pressurized aquifer. a well with a mechanical pump was installed. the water was heated by magma or hot rocks.