Calculate the work done to stretch an elastic string by 40cm if a force of 10N produces an extension of 4cm in it

Which statement is true about a liquid but not a gas? A) It has more internal energy than the solid state. B) It will change shape and take the shape of its container. C) It allows particle to move past each other relatively easily.

What will happen when two identical waves that are out of phase with each other combine?

What's it called when a liquid changes to a solid

Which types of matter are made of atoms

A very strong, but inept, shot putter puts the shot straight up vertically with an initial velocity of 11.0 m/s. how long does he have to get out of the way?

Volume can be measured in liters or cubic meters. a. T b. F

A spring with a spring constant of 1200 N/m has a 55-g ball at its end. The energy of the system is 5.5J. What is the amplitude of vibration?

Force F1 acts on a particle and does work W1. Force F2 acts simultaneously on the particle and does work W2. The speed of the particle does not change. Which one of the following must be true? a. W1 is zero, and W2 is positiveb. W1 = - W2c.

The amplitude of a sound is the Group of answer choices frequency of the sound. magnitude of displacement of a sound pressure wave. psychological aspect of sound related to timbre. amount of sound energy falling on a unit area.

Air at 38°C and 97% relative humidity is to be cooled to 18°C and fed into a plant area at a rate of 510 m/min. a. Calculate the rate (kg/min) at which water condenses. b.