Because not all stars are the same distance from the earth, it can be difficult to determine

If gas is in a sealed container has a pressure of 50 kPa at 300 K what will the pressure be if the temperature rises to 360k

A yellow ball with a mass of 2 kg is rolling across the floor at 3 m/s. A red ball with a mass of 3 kg is rolling across the same floor at 3 m/s. Which ball has greater kinetic energy, and why?

A load absorbs s = 28 kva at a leading power factor of pf = 0.79. use this information to calculate the average (p) and reactive (q) power for the load. enter comma separated numerical answers with three significant figures.

A train car with mass m1 = 663 kg is moving to the right with a speed of v1 = 8.8 m/s and collides with a second train car. The two cars latch together during the collision and then move off to the right at vf = 5.3 m/s.

Calculate the kinetic energy of a 4kg cat running 5m/s

Which of the following occurs in meiosis that does not occur in mitosis 1 fertilization occur 2 body cells are made 3 sex cells are made 4 cell division occurs

A hot air balloon is hovering in the air when it drops a 40 Kg food package to some lost golfers. If the package is dropped from an altitude of 500 m and air resistance can be neglected, how fast is the package moving when it hits the ground?

you often hear people particularly TV announcers talk about "high rate of speed" what do you think they mean according to the specifics of physics definitions what are they really saying

What is the value of x in the equation Ix - 3y = 30, when y = 15?

32. How much work is done pushing an 80 N box 2 m across ue surtout What work is done? a. 40 J c. 160 J b. 20 J d. 240 J