The actual mechanical advantage of a machine
a. cannot be less than 1
b. decreases as the input distance increases
c. increases with greater friction
d. is less than the ideal mechanical advantage of the machine

Tafari worked one summer on a ship that set weather buoys in the ocean. he watched how one of the buoys moved in the water. describe which parts of the wave would cause the buoy to bob up and down. which wave property determined how fast the buoys bobbed in the water? he observed that when the wind blew harder, the ocean waves were larger, and the buoys moved away from the ship. what effect, if any, did the waves have on how far the buoys moved? explain your answer.

The photo shows sugar dissolved into a solution with excess sugar at the bottom of the jar this type of solution is classified as a. unsaturated b. compound c. saturated d. plasma

An object dropped from cliff falls with a constant acceleration of 10 metre per second square find its speed of two seconds after it was dropped