To move a suitcase up to the check-in stand at the airport a student pushes with a horizontal force through a distance of 0.95 m. If the work done by the student is 32 J, what is the magnitude of the force he exerts?

The note created by a flute will increase the speed of sound increases. When a marching band goes outside on a cold day, what would you predict would happen to the note played on a flute?

While driving fast around a sharp right turn, you find yourself pressing against the car door. What is happening? a. Centrifugal force is pushing you into the door, and the door is exerting a rightward force on you. b.

A plant box falls from the windowsill 25.0 m above the sidewalk and hits the cement 3.0 s later. What is the box's velocity when it hits the ground? 24 m/s 22 m/s 120 m/s

How are distance and displacement the same?

How much negative charge has been removed from a positively charged electroscope if it has a charge of 7.5*10^-11

In which region of the periodic table do the elements NOT normally react chemically with other elements? A. metals B. metalloids C. nonmetals D. noble gases

A hot air ballon was a mass of 400 kilograms moves across the sky with 3200 joules of kinetic energy. the velocity of the balloon is

What Is a mineral made of oxidized hydrogen

If you were to go to space, and took your helmet of the suit off while your out side of the rocket, what would happen?

In Step 5, you will calculate H+/OH - ratios for more extreme pH solutions. Find the concentration of H + ions to OH - ions listed in Table B of your Student Guide for a solution at a pH = 2.