A cd player uses a ___ to convert info to an electrical signal

A. Neon light

B. Sodium vapor light

C. Laser

Which is part of a proper graph? a table of data at least one independent variable consistent intervals on each axis intervals of five units on each axis

Light and heat energy travel through space at a speed of A. 186,000 feet per second b. 186,000 miles per second C. 186,000 miles per minute D. 1860 miles per hour

A nuclear weapon in which enormous energy is released

The distance from the top of one sound wave to the top of the next sound wave is called

Clothes dryer uses about 7 amps of current from a 240 volt line. How much power does it use?

What is the purpose of a valve?

A particle travels 15 times around a 10-cm radius circle in 42 seconds. what is the average speed (in m/s) of the particle?

Where are the magnetic fields stronger near a bar magnet? A) Top B) Center C) Ends D) Bottom

You pull a simple pendulum of length 0.225m to the side through an angle of 3.50∘ and release it. Part A How much time does it take the pendulum bob to reach its highest speed? Take free fall acceleration to be 9.80 m/s^2.

What is the velocity of a wave having a frequency of 25 Hz and a wavelength of 10m