are the coils in an electric heater blackbody radiators? why? A. No, Because they Absorb no energy and emit no light. B No, Because they do not emit diffrent wavelengths of light . C, Yes Because they glow more brightly as they increase in temperature. D, Yes Because they reflect most of the energy they recieve

Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?