David turned on the television. the electrical energy turned into ...

A) light

B) sound

C) light & sound

D) light, sound, heat

A 1000kg car is accelerating down the road at a rate of 2 m/s/s. If it is experienceing a 5000N thrust force, how large is the drag force it is experiencing?

A ham radio operator broadcasts at a frequency of 3.0 * 108 Hz. The speed of an electromagnetic wave is a constant, 3.0 * 108 m/s.

A 2.80-µF and a 4.50-µF capacitor are connected in series across a 30.0-V battery. A 6.95-µF capacitor is then connected in parallel across the 2.80-µF capacitor. Determine the voltage across the 6.95-µF capacitor.

Potential difference of a battery is 2.2 V when it is connected across a resistance of 5 ohm, if suddenly the potential difference falls to 1.8V, its internal resistance will be

Roger sees water balloons fall past his window. He notices that each balloon strikes the sidewalk 1.2s after passing his window. Roger's room is on the fifth floor, 25m above the sidewalk.

Why is the earth called the miracle planet?

Degausser creates a magnetic field that erases data from magnetic storage media. a. True b. False

A submarine is carefully navigating its way to the seafloor. It sends out "pings"-a radar wave-as it descends to keep track of its location in relation to the ground. The wavelength of the radar as it leaves the ship is 3 cm.

Which of the following is true for a system consisting of a mass oscillating on the end of an ideal spring? A. The kinetic and potential energies are equal at all times. B. The kinetic and potential energies are both constant. C.

What is the chain of energy transfers that create surface ocean currents on the ocean