Aradiating body has a kelvin temperature t0, and its surroundings are at when the kelvin temperature of the radiating body increases to 2t0, the net rate of its radiation increases by a factor of 39. what is t0? 540 k 523 k 512 k 567 k

Asmall grinding wheel has a moment of inertia of 4.0×10−5 kg⋅m2 . what net torque must be applied to the wheel for its angular acceleration to be 150 rad/s2 ?

Area around a charged object where the objects can exert a force on another charged objects is an electric

Which statement describes the formation of our sun? a disk formed of long trails of stars coiled into a spiral. it formed an elliptical flattened disk. heat and gases contracted within a nebula. gravity pushed stars away from a center core.