Conduct an experiment to determine the focal lengths of a converging lens and a diverging lens Converging lens: determine the focal length of the converging lens, using at least 5 different object distances. Find f analytically and graphically.

The place you get your hair cut has two nearly parallel mirrors 6.00 m apart. as you sit in the chair, your head is 2.00 m from the nearer mirror. looking toward this mirror, you first see your face and then, farther away, the back of your head. (the mirrors need to be slightly nonparallel for you to be able to see the back of your head, but you can treat them as parallel in this problem.) how far away does the back of your head appear to be?

In order for the bug to fly through the air a force has to push the bug forward. identify this force. how does the bug produce

Examine the equation. 23490th→23088ra+42he what kind of barrier would you need to block the radioactive particles from this reaction? a.a piece of paper b.a sheet of aluminum foil c. a two-inch block of lead d. a solid concrete block