Water particles in an ocean wave move in circles. this particle movement causes a wooden raft a) sink slowly. b) turn circles underwater. c) bob up and down in the water. d) move horizontally until it reaches the shore.

The intensity, or loudness, of a sound can be measured in decibels (db), according to the equation , where i is the intensity of a given sound and is the threshold of hearing intensity. what is the intensity, in decibels, [i(db)], when ? use a calculator. round to the nearest whole number. 8 9 19 80

Can anybody me with this? ? (picture included.)

What is the rate of 12 liters of water moving through a water hose in 4.0 minutes?