I.\" m 8. Decide whether the following statements are true or false (write TRUE/FALSE in the space provided): (a) The Moon is constantly free-falling into the Earth. (b) it is possible to conserve the total energy of the system in the presence of friction. (c) Normal forces do no work. (d) For an object moving clockwise in the standard coordinate plane, the angular momentum vector is in the +z-direction. (e) When a truck and a bug collide on the freeway at high speed, the force that the truck exerts on the bug is significantly higher than the force that the bug exerts on the truck. (f) The buoyant force on a Styrofoam sphere that is 10% submerged in water is smaller than the buoyant force on a metal sphere that is 100% submerged in water, ifthe volumes of the two sphere are equal. (3) Molecules in liquids are, on average, farther away from each other than the molecules in solids. (h) For a ball thrown straight up into the air, both velocity and acceleration at the highest point are zero