Find the equivalent resistance of a series circuit with a voltage of 12 V and three resisters each with 5 ohms of resistance.

What are the building blocks of all matter A. protons B. cells C. electrons D. atoms

In a stringed musical instrument, the sound frequency of a particular string can be increased by A. tightening the string. B. increasing the string's thickness. C. loosening the string. D. lengthening the string.

What does light do when it hits water?

If a tennis player's arm muscles are weak and unable to produce enough force with one hand to accelerate the ball sufficiently, he can create more total force by hitting with two hands.

Suppose wave pulses in an aquarium are produced by a mechanical motor that moves a bob up and down at the surface. The setup uses a 10-W motor and has a period of 1.9 s between bobs. How much kinetic energy is in each pulse.

Describe the possible long term impact of a catastrophic event

Your lap feels warms because your laptop computer has been sitting on top it. This is an example of: A. conduction B. radiation C. convection Your lap feels warms because your laptop computer has been sitting on top it. This is an example of: A.

What is the resistance of a 1500 w (120 v) hair dryer? b. what is the current in the hair dryer when it is used?

What two things change when an object is in motion

Calculate the energy equivalent in joules of the mass of a proton. [Show all work, including the equation and substitution with units.]