A heavy truck on a road outside can cause ripples in a glass of water inside a house. What is responsible for this phenomenon?

A. Waves travelling through the grounds to the glass
B. Loud noises from the truck engine
C. Radio waves from the truck's on board radio transmitter
D. Wind from the truck passing by the house

Which of the following explains why it took so long for the public to accept the negative health effects of smoking? a)people were waiting for counter reasons, and those were presented.b)scientists had not completely finalized their results, which took 30 years.c)cigarettes were cheaply available and media channels were very inefficient.d)cigarette manufacturers were trying hard to bring an alternative into the market

Agas initially at p1 = 1 bar and occupying a volume of 0.5 liter is compressed within a piston–cylinder assembly to a final pressure p2 = 4 bar. (a) if the relationship between pressure and volume during the compression is pv = constant, determine the volume, in liters, at a pressure of 3 bar. (b) repeat for a linear pressure–volume relationship between the same end states. reference

For the car in the picture ,in which direction is the normal force? -into the screen -down -out of the screen -up