Piaget believed that language foster cognitive development. select the best answer from the choices provided
a. true
b. false

If you heat soup on a stove, what happens to the movement of the soup's particles? a. the particles move slower. b. the particles move faster. c. there's no change in the speed of particles. d. the particles stop moving.

Paleoanthropologists believe that the predominant diet of our earliest omnivorous ancestors consisted mostly of

Marcy tests a solution with a strip of blue litmus paper. the paper turns red. the solution is acidic basic neutral