How is energy defined in science?

Energy is defined in science as the ability to do work.

Explanation:

Energy is defined in science as the ability to do work. It is a scalar physical quantity. One form of energy may be converted into another without violating a law of thermodynamics. When energy is “lost”, it means the energy can't be recaptured for use.

Explanation:

answer:

convection currents in the magma drive plate tectonics. heat generated from the radioactive decay of elements deep in the interior of the earth creates magma (molten rock) in the aesthenosphere. the aesthenosphere (70 ~ 250 km) is part of the mantle, the middle sphere of the earth that extends to 2900 km.