Where does the energy that powers the water cycle come from? a. plants
b. animals
c. electrical outlets
d. the sun

Aknife blade is a(n) a. lever b. screw c. wedge d. inclined plane

Which situation will have the highest resistance? a.long wire and high temperatureb.short wire and high temperaturec.long wire and cold temperaturedshort wire and low temperature

If an atom contains 11 protons in its nucleus, predict the element with the atomic number and electronic configuration. will the number of electrons remain the same during the chemical reaction in such an atom? explain.