If you increase the amount of Reactant A, the reaction rate will also increase. What is this statement an example of?
A. A theory
B. An observation
C. A hypothesis
D. A scientific question

What is lincoln's purpose in writing this speech? question 1 options: to stress the difficulties of war to honor those who died in the war to call for an end to the war to call the country to join a new war

Using data from seismic waves, geologists have learned that earth’s interior is made up of several

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?