Question

__________ uses a stream of electrons to produce and magnify images with great detail.
A. A magnifying glass
B. A convex lens
C. A concave lens
D. An electron microscope

Answer 1

Cenaida, I am sure you can know the answer of this question. Sometimes, the options given allow you to know the answer without the knowledge. It is a tool which uses electrons and produce an image that you can modify (you can deduce that it is a complex machine).