Which type of energy is produced by vibrations traveling in waves?
A. chemical energy
B. nuclear energy
C. sound energy

Heena wants to measure the volume of a ball that is 24 cm across. how should she set up her equation?

If the radius of curvature of the cornea is 0.75 cm when the eye is focusing on an object 36.0 cm from the cornea vertex and the indexes of refraction are as described before, what is the distance from the cornea vertex to the retina? express your answer to two significant

The three classes of rocks are sedimentary, metamorphic, and igneous. how are rocks classified into one of these three groups?