How does a scanning electron microscope differ from an optical microscope? Optical microscopes use a simple lens, whereas electron microscopes use an electrostatic or electromagnetic lens. Optical microscopes use photons or light energy, while electron microscopes use electrons, which have shorter wavelengths that allows greater magnification. Why electron microscope is better than optical microscope? Electron […]
What kind of gun does Indiana Jones use in the last crusade?
What kind of gun does Indiana Jones use in the last crusade? For many years, it was almost considered fact that Indiana Jones’ sidearm in Last Crusade was the venerable Webley Mark VI revolver, a legendary pistol used by British troops throughout World War I and ultimately seeing combat in World War II as well. […]
What do you give an actor after a play?
What do you give an actor after a play? A bouquet of flowers is the custom, although it would be slightly less awkward to give them to an actress, rather then an actor post-performance. Otherwise, if you know this production was a particularly enjoyable experience for your actor friend, you could give him/her something that […]
What the meaning of prescreen?
What the meaning of prescreen? transitive verb. 1 : to screen (someone or something) in a preliminary way prescreen job applicants … a prescreened and carefully selected audience …— Noemie Emery A computer could prescreen mammograms, and then radiologists would view only those images that contain suspicious signs.— Is prescreen a word? to screen in […]
What cancers cause low folate?
What cancers cause low folate? More recently, however, folate deficiency has been implicated in the development of cancer, notably of the cervix, lung, breast, brain and colorectum. What does low folates mean? Folate-deficiency anemia is the lack of folic acid in the blood. Folic acid is a B vitamin that helps your body make red […]