A superhero flies 285 m from the top of a tall building at an angle of 35◦ below the horizontal.

What is the horizontal component of the superhero's displacement?

Which of the following is not an example of a cognitive process A. memory B. dreams C. perception D. sleep

One mole of an gas expannds isothermally to five times to its intitial volume calculate the entropy change in R the gas constant

Radio waves travelling at 3x108 m/s have a frequency of 1.017x108 Hz. Its wavelength is m rounded to the nearest tenth.

Julie drives 100 mi to Grandmother's house. on the way to grandmothers h's Julie drives half the distance at 40 mph and half the distance at 60 mph. On her return trip, she drives half the time at 40 mph and half the time at 60 mph.

Consider a system of a cliff diver and the earth. The gravitational potential energy of the system decreases by 24,500 J as the diver drops to the water from a height of 44.0 m. Determine her weight in newtons.

A 62 pound box is on an incline. Determine the minimum force P that would result in the box starting to slide up the incline. (include units with answer)

During a collision with another car, the occupants of a minivan initially travelling at 4.0 m/s come to a complete stop in 0.5 s. What was the acceleration of the occupants of the minivan? a) 8.0 m/s2 b) - 8.0 m/s2 c) 2.0 m/s2 d) - 2.0 m/s2

A system dissipates 12 J of heat into the surroundings; meanwhile, 28 J of work is done on the system.

Charlotte, a 60.0-kg skin diver, shoots a 2.0-kg spear with a speed of 15 m/s at a fish who darts quickly away without getting hit.

All objects are attracted to each other by the force of a. weight. b. mass. c. inertia. d. gravity.