Which statement best describes visible light? A. frequency of visible light in the same as the frequency of gamma rays

B. Visible light can only be seen with special equipment or technology

C. Visible light make up a small part of the electromagnetic system

D. The human eye can only detect visible light as white light

Motivation cannot be developed with practice; a person either possesses it or they do not.

Which of the following is an indication that a substance has undergone a chemical change? a. no new product has been formed. b. the color of the substance has not changed. c. the original constitute has not changed. d. the molecular structure has changed.

Which of your 24 wells had indications that a chemical reaction occurred? how were you able to tell that a chemical reaction occurred? which of your 24 wells had indications that a physical reaction occurred? how were you able to tell that a physical reaction occurred? report on both mixing and evaporation. make a general statement about whether your hypotheses were validated or rejected. must your hypotheses be correct for this to be a successful laboratory?