Owhich two elements will be the most alike and why? a. helium (he) and hydrogen (h) b. oxygen (o) and neon (ne) c. lithium (li) and sodium (na)

Apebble is thrown into a calm lake, ripples are formed from the center and move outward. the water particles in the lake travel in a circular pattern that moves up and down on the surface of a lake, and the energy travels a) diagonally. b) downward. c) horizontally. d) upward.

Write a polynomial function with the given zeros x= -1,0,2show your work

Four 5-gram blocks of metal are sitting out in the sun and absorb the same amount of heat energy. use the following specific heat capacity data to determine which block will increase its temperature the most.