Asignificant drawback to wind power is: a. oil companies discourage it. b. the cost of the turbines requires significant capital investment. c. the novelty of windmill technology raises the risk. d. the turbines obstructing the landscape. e. there are only a few areas on the globe that would benefit.

Write a question about how changing temperature affects the gas inside the sports ball

30 points - when can a theory be modified if a new type of technology allows for new observations that raise new questions? a. immediately, while the questions about the theory are being asked b. after new hypotheses related to the theory are tested in experiments c. only after the new observations disprove all parts of the theory d. while scientists begin to think about how the theory could improve

1. how to locate the image in converging(concave) mirror and diverging (convex) mirror with salt. 2. how to locate the image in a converging (convex) lens and diverging (concave) lens with salt.