Drill 3.0 m
5.0 kg
BONUS QUESTION: A drill vibrates at 20 Hz. The drill is attached to a rope, producing
standing waves as shown above. If the 5.0 kg mass was replaced with an object MUCH
heavier increasing the tension in the string, the wavelength would
A. Increase
B. Decrease
C. Stay the same
D. Unable to be determined
Justification:
*be sure to explain your answer please* ;)

Acar accelerates from 5.0 m/s to to 11 m/s at a rate of 3.0 m/s^2. how far does it travel while accelerating? 20m 117m 43m 16m

What is relative velocity? in which condition is relative velocity known by adding the velocity of the first body and that of the second body

Unpolarized light falls on two polarizer sheets whose transmission axes are at right angles. a third polarizer is placed between the first two so that its axis makes a 52-degree angle with the axis of the first polarizer. a) what fraction of the incident light intensity is transmitted through the first polaroid? b) what fraction of the incident light intensity is transmitted through the second polaroid? c) what is the angle of polarization of the light that enters the third polaroid? d) what fraction of the incident light intensity is transmitted through the third polaroid. e) what happens if the middle polaroid is removed?