When you increase the tension on a piece on a piece of wire the speed of waves on it increases but the wavelength stays constant what happens to the frequency of the waves as the tension on the wire is increased

A 60 W fan uses a 12 V power supply. What current flows through the fan?

A baseball strikes a baseball mitt. what type of energy is transferred in this interaction

If object A has more mass than object B, does object A contain more matter? Explain.

A rock is projected from the edge of the top of a building with an initial velocity of 21.6 m/s at an angle of 37◦ above the horizontal. The rock strikes the ground a horizontal distance of 95 m from the base of the building.

Straw polls are___. A. scientifically based B. representative samples C. biased sampling D. cluster samples

Protons and neutrons strongly attract when they

How far is Jupiter from the sun?

Steam moves into a cylinder of a steam engine at a constant pressure and does 2.34 J of work on a piston. The diameter of the piston is 3.4 cm and the piston travels 4.6cm. What is the pressure of the steam?

Identify each type of simple machine.

A car's speedometer reads 20 m/s after accelerating, from a standing start, for 25s. What was the magnitude of its acceleration?