The results of Huy’s eye exam show that he is nearsighted. Which explanation should Huy expect to hear? “You need convex lenses to shorten the distance that light takes to focus in your eyes.”

“You need concave lenses to shorten the distance that light takes to focus in your eyes.”

“You need convex lenses to lengthen the distance that light takes to focus in your eyes.”

“You need concave lenses to lengthen the distance that light takes to focus in your eyes.” huy plz

Which supports the idea that birds and butterflies both have wings but they do not have a common ancestor with wings? a. the wings are analogous structures that evolved differently and do not have a similar internal structure. b. the wings are homologous structures that evolved differently and do not have a similar internal structure. c. wings of birds are vestigial structures, but the wing structures of bats are not vestigial. d. wings of bats are vestigial structures, but the wing structures of birds are not vestigial

Which of the following is always a reactant in a combustion reaction? oxygen nitrogen hydrogen carbon

Aperfume bottle is dropped in the corner of a room. the odor of the perfume can be detected on the other side of the room. which statement best describes this observation?