How does water return to the oceans from the land

What oxigen rich reaches cells in the body through small blood vessels

A 50 kg box is resting on a horizontal surface. Determine the coefficient of kinetic friction between the box and the horizontal surface.

Two identical cells each of emf 2V and internal resistance 1.0W are connected in parallel. The combination is connected to an external load of 1.5W. Calculate the current in the circuit.

Behavior that is harmful to one's self is? 10 pts a) deviant b) defective c) distressing d) disorganized

Find the weight of a 80 kg man on the surface of the moon? What should be his mass on the moon and the earth? (ge = 9.8 m/s2, gm = 1.63 m/s2)

Some wave characteristics depend upon how the wave is produced. other wave characteristics depend upon the properties of the medium.

What is the mass of oxygen in an oxygen tank at 20 C if the tank has a volume of 0.20 m3 and the oxygen pressure in the tank is 4.0 105 N/m2 (mass of one mole of one mole of oxygen is 16 g and the universal gas constant is 8.

Normal conversation in an office produces a decibel rating of 50 db. how many identical voices could you add without exceeding a sound intensity of 100 db?

As the army approached the bridge into the city, the commander told them to break step. He did not want the soldiers to march in cadence.

Plaskett's binary system consists of two stars that revolve in a circular orbit about a center of mass midway between them. This statement implies that the masses of the two stars are equal (see figure below).