Calculate the pressure of the trapped gas in the mercury manometer pictured below if the atmospheric pressure is 0.958 atm. Record your answer in units of kPa. ( 1 atm

What if? if the temperature near the cliff suddenly falls to 0°c, reducing the speed of sound to 331 m/s, what would the initial speed of the rock have to be (in m/s) for the soccer player to hear the sound of the splash 2.90 s after kicking the rock?

Simple machines can a. increase force only b. decrease force only c. increase or decrease force

In an experiment, how can i change human errors? be specific.