What is a good example of a contact force?

If the mass of an object is 6 kg and its momentum is 72 kgm/s, what is its velocity? A. 18 m/s B. 12 m/s C. 9 m/s D. 72 m/s

A boat has a mass of 4900 kg. Its engines generate a drive force of 4600 N due west, while the wind exerts a force of 670 N due east and the water exerts a resistive force of 1170 N due east. Take west to be the positive direction.

Which element is likely to be the most reactive bromine chlorine flourine iodine

Where else could Snell's law be useful in determining the path of a light ray in your everyday life?

What happened to the temperature as you travel from the surface of the earth to the center

you often hear people particularly TV announcers talk about "high rate of speed" what do you think they mean according to the specifics of physics definitions what are they really saying

What is the value of x in the equation Ix - 3y = 30, when y = 15?

32. How much work is done pushing an 80 N box 2 m across ue surtout What work is done? a. 40 J c. 160 J b. 20 J d. 240 J

Which is a resource that the National Park Service manages? A. memorials B. wildlife refuges C. ecosystems D. endangered species

Write two examples (mathematical expression) of physical laws that change inversely with the square of the distance.