Gas is confined in a tank at a pressure of 12.0 atm and a temperature of 26.5°

c. If two-thirds of the gas is withdrawn and the temperature is raised to 89.0°C, what is the pressure of the gas remaining in the tank?

Four 8.5 kg spheres are located at the corners of a square of side 0.52 m. calculate the magnitude and direction of the gravitational force exerted on one sphere by the other three. magnitude

Which device is using a motor? A water heater creates heat energy from electric energy. A waterfall rotates a waterwheel to turn an axle A body massager uses electric energy to move back and forth.

How can we get a clue as to the temperature of a star

The radius of a white dwarf is determined by a balance between the inward force of gravity and the outward push of

A 64kg skateboarder on a 2.0kg skateboard is on top of a ramp with a vertical height of 5.0 m what is the skateboarders maximum kinetic energy at the bottom of the ramp

Two cars are moving in the same direction in parallel lanes along a highway. At some instant, the velocity of car A exceeds the velocity of car B. Does that mean that the acceleration of car A is greater than that of car B? Explain.

A motorist enters a freeway at 45 km/h and accelerates uniformly to 99 km/h. From the odometer in the car, the motorist knows that she traveled 0.2 km while accelerating.

What is the Coriolis Force?

Einstein's general theory of relativity made or allowed us to make predictions about the outcome of several experiments that had not yet been carried out at the time the theory was first published.

What factors that affect friction?