8. Semiconductors

A) do not obey Ohm's law

B) obey Ohm's law

C) do not use electrons to conduct electricity.

D) need light to work

Two sound waves (wave X and wave Y) are moving through a medium at the same speed. If wave X has a greater frequency than wave Y, then wave X A. has a lower amplitude. B. has a shorter wavelength. C. has a longer wavelength. D.

How long does it take light to reach Earth?

Genetics is the most important factor that affects your physical fitness.

What mechanism is most responsible for generating the internal heat of Io that drives its volcanic activity?

The interaction between two objects that have a positive or negative charge is an blank force what is the blank

The kinetic energy of an object depends on both the objects mass and velocity. a. True b. False

How does a walkie-talkie work and why do people still use them?

A 125-kg merry-go-round in the shape of a uniform, solid, horizontal disk of radius 1.50 m is set in motion by wrapping a rope about the rim of the disk and pulling on the rope.

Jose wandered 4 kilometers at 2 kilometers per hour. How long did Jose wander?

What is the acceleration of a 10kg pushed by a 5n force