Calculate wa, the work done by the gas as it expands along path a from v0 to va=rvv0. express wa in terms of p0, v0, and rv

Two stones are launched from the top of a tall building. One stone is thrown in a direction 15.0 ∘ above the horizontal with a speed of 20.0 m/s; the other is thrown in a direction 15.0 ∘ below the horizontal with the same speed.

the minute hand on a clock is 9 cm long and travels through an arc of 252 degrees every 42 minutes. To the nearest tenth of a centimeter, how far does the minute hand travel during a 42 minute period

A spring stretches by 18 cm when a bag of potatoes weighing 56 N is suspended from its end determine the spring constant in N/m

Which type of planets have the most moons? Where did these moons likely originate?

A car traveling at 20 meter/second and is bouight to rest by applying brakes over a period of 4 seconds. what is its average acceleration over this time interval

How does the direction of friction relate to the direction of motion

Wich usage of water uses the least amount in a year in the united states A. public water supply B. livestock C. irrigation D. industry

What structure allows only certain things to pass in and out of the cells

Which statement is true of gases? A. Gases have a definite shape. B. Gases expand to fill all the space available. C. Gas particles stay in fixed positions. D. Gases have a definite volume.

At the moment when the front of his car is exactly even with the front of your car, and you turn your head to smile at him, do the two cars have equal velocities?