Which statement accurately describes how the velocity of an object in free fall changes A. the distance it travels each second varies irregularly.
B the distance it travels each second is constant
C the distance it travels each second is increases at a constant rate.
D the distance it travels each second decreases at a constant rate.

Liv sheldon given the balanced equation for an organic reaction: c2h2 + 2cl2 → c2h2cl4 this reaction is best classified as *

If you chip a tooth, most likely you will go to the dentist to have the missing material filled in. currently the material used to fill in teeth is a polymer that is flexible when put in, yet is hardened to the strength of a tooth after irradiation with blue light at a wavelength of 461 nm. what is the energy in joules for a photon of light at this wavelength?

Stage in which a star’s outer layers have started to cool and grow outward?