If a freely suspended vertical spring is pulled in downward direction and then released, which type of wave is produced in the spring?

Which of the following is NOT a field force? A. Magnetism B. Gravity C. Friction D. Electricity

What causes the wind

A stone is thrown upward at an angle. what happens to the horizontal component of its velocity as it rises? as it falls?

If an element has 3 electrons how many of them will be in the second energy level?

Calculate the momentum of 5.07 kg egg that is dropped from a roof and falls 2 seconds before hitting the ground.

What is the current in a circuit with a 12.0 V battery and a 4.0 Ω resistor?

Three resistors, R1 = 10 Ω, R2 = 20 Ω and R3 = 30 Ω are connected in series to a 12 V battery. Find: a. The equivalent resistance of the circuit. b. The current in each resistor. c. The voltage across each resistor. d.

What are the basic rules of basketball? Are the rules different for men's versus women's competition?

A note is being played on a string on a guitar. The string is then pushed to the side while still in contact with the same fret. What happens to the frequency of the note then played compared to the original note?

What would you predict about a chemical that has a hydrogen ion concentration of 1 * 10-12 M? It will form salt and water when added to a base. It contains no hydroxide ions. It has high concentration of hydroxide ions. It has a sour taste.