A sample of hydrogen gas (H2) was heated until its original temperature of 305k reached 463k. If the final volume of the sample is 5.4L, what was the original volume

What produces a record of seismic waves? richter scale seismogram barometer seismograph

Aball is thrown straight up into the air with a speed of 21 m/s. if the ball has a mass of 0.1 kg, how high does the ball go? acceleration due to gravity is g = 9.8 m/s^2. a. 22.5 m b. 20.0 m c. 25.0 m d. 17.5 m

Explain how the energy of rubber ball is tranforned as it roll down a ramp. give evidence that the energy of the og the ball remains the same at all points on the ramp