A sound wave in the air has a frequency of 256 hertz and is traveling at a speed of 331 meters/second. What is its wavelength?

1.52 meters

1.29 meters

2.39 meters

0.500 meters

10.0 meters

The United States and France both produce sweaters and caps. Suppose that a US worker can produce 50 caps per hour or 1 sweater per hour and a French worker can produce 40 caps per hour and 2 sweaters per hour.

Which term refers to the more overt form of resistance through a movement such as revolution or genocide or through nonviolent protest?

If element X has 40 protons will it also have 40 electrons

A yellow ball with a mass of 2 kg is rolling across the floor at 3 m/s. A red ball with a mass of 3 kg is rolling across the same floor at 3 m/s.

Why do astronauts need to wear pressurized suits in space? a. Because air pressure is so great in space they could be crushed without the suits. b. Because without the pressure in the suits the astronauts could freeze to death. c.

A jar contains 30 ml of glycerin and 60 ml of corn syrup which liquid is on the top layer

What are optical fibres

Where in the body does neutral, acidic and basic (alkaline) solutions usually exist?

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.