In a scanning electron microscope, the detectors detect photons that have been reflected from the surface in various patterns. (a)True
(b)False

How many neutrons does element x have if it’s stormy umber is 33 and it’s mass number is 95?

When using two-wire cable to feed a 240-v appliance that does not require a neutral wire, you should a. mark both ends of the white wire green. b. use the cable as is. c. use only the black wire. d. mark both ends and any exposed area of the white wire black.

Janelle made a hypothesis bout the uneven temperatures inside her house during winter. she believes that 50% of the ducts are blocked and she plans to investigate. if she wants to prove her hypothesis using scientific processes what should she do next?