Asurface receiving sound is moved from its original position to a position three times farther away from the source of the sound. the intensity of the received sound thus becomes
a. nine times as low.
b. nine times as high.
c. three times as low.
d. three times as high.

What type of relationship exists between the length of a wire and the resistance, if all other factors remain the same? o a. resistance is directly related to length. ob. resistance is directly related to the square of the length. c. resistance is inversely related to the length. d. resistance is inversely related to the square of the length. reset next

What is the measure of how much matter is in an object and that can be measured using a balance? a. height b. volume c. weight d. mass

If anyone who can me with this hw? i would really appreciate it