Which of the following locations are major reservoirs for carbon for the carbon cycle?
i) atmosphere
ii) sediments and sedimentary rocks
iii) fossilized plant and animal remains (coal, oil, and natural gas)
iv) plant and animal biomass

a. ii, iii, and iv only
b. i and iii only
c. ii and iv
d. i, ii, iii, and iv

What you see with your eyes is a form of energy. a. light b. heat c. chemical d. electrical

Which of the following statements correctly describes a transformer?

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."