what is the weight of air in a room measuring 80m by 60m ?(g=10N/kg and density of air =1.293 kg/m–³​

Ms.hidalgo opens the door to her classroom. her classroom is 60 degrees and the air outside is 80. predict what will happen using your knowledge of how heat flows.

In a good thermo flask the main cause of heat loss is

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.