The girl is focusing a slide and she is moving the stage up toward the slide. a) What has happened to the slide?

b) Is this the proper way to focus?

c) Should you focus by moving stage up or down?

d) What happens to a microscope if place at the edge?

e) What should you do to prevent this from happening.

Note: This is not a multiple choice question.​

The energy of blowing wind can be harnessed to create electricity. why is wind considered a renewable energy source? a) wind does not cause destruction of the environment.b) wind turns the blades of a windmill that creates electricity.c) wind provides only a very small amount of electricity to the united states.d) wind comes from atmospheric conditions that are available indefinitely.

Which best describes a rhinovirus? o a. a virus that causes a common cold o b. a protective shell around a virus o c. a tube the comes off a virus o d. a piece of dna transferred by a virus

1. fold your hands together so your thumbs cross over ,and look at your thumbs. which thumb feels most "comfortable" on top is actually controlled by a gene. the left thumb folding over the right thumb is a domi