A brand of earplugs reduces the sound intensity level by 27 dB. By what factor do these earplugs reduce the acoustic intensity?

A force of 125n is applied to a 50kg. Mass what is the assceleration of the mass

Which action occurs during a nuclear change? A. No energy is involved in the reaction. B. The nucleus disappears. C. Matter changes from one state to another. D. Elements are created that differ from the reactants.

A flowerpot weighing 2 kilograms, what will be its speed at the end of 5 seconds?

What is the mass of a falling rock if it hits the ground with a force of 147 newtons?

You are caught on open water during a thunderstorm. what should you do?

What happens to the speed of the particles if the temperature is increased

A 65-year-old male enters the hospital with high blood pressure, damaged lungs, low blood-oxygen concentration, and throat cancer. What are all of these symptoms associated with?

At a certain factory, 340 kg crates are dropped vertically from a packing machine onto a conveyor belt moving at 1.00 m/s. (A motor maintains the belt's constant speed.) The coefficient of kinetic friction between belt and crate is 0.400.

A hydraulic lift is used to lift a heavy box that is pushing down on a 1.5-m2 piston with a force of 1,700 N. What force needs to be exerted on a 0.12-m2 piston to lift the box?

Rauol's friend Johnny sets out from his house in the city. His displacement is 900 m 80° North of west. What is the x component of his displacement vector?