You want a special device to keep coffee warm what type of electromagnetic waves would be useful

In this thread, i would like you to comment on the nature of light and how operation of telescopes. light has a duality of a particle and a wave; which one affects your life? also how does light interact with optics inside telescopic systems? answer these questions in two paragraphs. then respond the another students response.

Which type of energy is transferred by convection currents?

Amaterial that provides resistance to the flow of electric current is called a(an) (1 points)