Astudent placed a pencil in a cup of water. the pencil appears broken because light- always travels in a straight line makes the water in the glass evaporate bends when it passes through water reflects the pencil on the water's surface

The car hoist allows the car to be driven onto the platform, after which the rear wheels are raised. if the loading from both rear wheels is 1380 lb, determine the force in the hydraulic cylinder ab. neglect the weight of the platform itself. member bcd is a right-angle bell crank pinned to the ramp at c. the force is positive if in tension, negative if in compression.

At very high pressures, gases become and will eventually a) more dense; become hotter b) more dense; change to a liquid or solid c) less dense; combust d) less dense; turn into a liquid

What distance does a car travel as its speed changes from 0 to 20 m/s in 17 s at constant acceleration?