if a pressure of 70. kPa on a volume of 80. cm cubed is reduced to 10. kPa, by what factor does the pressure change

An atom that has 7 protons 7 electrons and 6 neutrons

Can an object have increasing speed while its acceleration is decreasing? a) No, this impossible because of the way in which acceleration is defined b) No, because if acceleration is decreasing the object will be slowing down c) Yes, an example

Determine explicitly which is faster, 75 miles per hour or 75 m/s? Express all your results in MKS units and explain your conclusions from the numbers, and explain using words. Show all work.

When using a pulley with a mechanical advantage of 1.5, a worker applies 250N to the pulley. The pulley is used to lift a heavy crate. How much force does the pulley apply to the crate

A block of metal has a mass of 0.5Kg and density of 8000kg/m3. if it is suspended from a string and completely immerged in water (gw=1000kg/m3). the tension in the string (the answer is 4.375N what are the steps)

A device that changes thermal energy into mechanical energy

You and your roommate are moving to a city 380 mimi away. Your roommate drives a rental truck at a constant 55 mi/hmi/h, and you drive your car at 65 mi/hmi/h. The two of you begin the trip at the same instant.

Which planet is 92,897,000 miles from the sun?

Stretching or drawing a solid into a wire is which of the following physical properties A) ductility B) solubility C) malleability D) conductivity

How well does the infographic ""Plastics in the Ocean"" present a solution to the problem it describes?