30. If air resistance is negligible, the dista between the base of the cliff and the place w the object reaches the ground is most nearly A) 50 m B) 60 m C) 150 m D) 180 m E) 90 mIAT sensor

If this plastic cup is heated to its melting point, what will eventually happen to all the particles in the plastic? a. the particles will begin to move enough that they slide past each other. b. bonds will form and the liquid will become a solid. c. the spaces between the particles will get smaller. d. the particles will change state and become a crystalline solid.

May someone explain how to do this question?

Individuals who live below the poverty line get seriously ill more often than those who do not what could be the hidden variable in this situation?