Question

Convex and concave lenses, mirrors, and prisms: the key to using these pieces of lab equipment accurately and safely is not to _____________ or _____________ them. A) wash; dust B) wipe; wash C) break; scratch D) use lens wipes; scratch

Answer 1

Convex and concave lenses, mirrors, and prisms: the key to using these pieces of lab equipment accurately and safely is not to break or scratch them.

Convex and concave lenses are used in a large variety of the lab equipment. They are used in microscopes of different kinds. If these lenses are not handled properly, it may lead to their damage by getting scratched on an abrasive surface or by breaking when dropped on a hard surface.

Answer 2

C) break, scratch would be the most logical.