A hypothesis has what in common with a phenomena

Sound waves travel quickest through what do sound waves travel quickest through

Using simple rearrangement of Newton's second law, show that a net force of 77 N exerted on a 11-kg package is needed to produce an acceleration of 7.0 m/s2.

How old is our universe

One bowling ball roll into an other bowling ball that is not moving the bowling ball bounces aft each other what must be true about this collision

What is the relationship between the kinetic energy of molecules in an object and the object's temperature? The total kinetic energy of the molecules is not affected by a change in temperature.

Which car has the most kinetic energy? A car of mass 1500 kg with speed 5 m/s or A car of mass 1300 kg with speed 3 m/s or a car of mass 1200 kg with speed 2 m/s or a car mass 1400 kg with speed 4 m/s

A 500 kg table with 4 legs rests on solid flat ground. I place 3 books on the center of the table with masses of 10 kg, 20 kg and 30 kg respectively. What is the normal force between the ground and one leg of the table?

Fluorine-21 has a half-life of approximately 5 seconds. What percentage of the original nuclei would remain after 20 seconds

Which of these is an example of a totalitarian regime A.) Canada under prime minister Trudeau's rule B.) the Soviet Union under Josef lo

Since 1 pound = 4.45 newton, what is your earth weight in newtons?