If the actual mechanical advantage of a machine is 4.2, and the input force is 10.0 N, what is the output force?

2.3 N

42 N

0.42 N

10 N

In the vector addition lab, the following data was collected for determining the displacement from the door of the physics classroom to another location in the building: 2.0 m, West 22.0 m, South 25.0 m, East 9.0 m, North 4.

Define efficiency in your own words

How do you scientists determine the number of neutrons in an isotope of an atom?

Uniform circular motion can best be described as A) movement with right-angle turns. B) the motion of an object orbiting at varying speeds. C) acceleration parallel to the direction of movement.

The velocity of a sound on a particular day outside is 331 meters/second. what is the frequency of a tone if it has a wavelength of 0.6 meters?

Planet A takes 1 year to go around its star at an average of 1 A. U. distance. Planet B is 4 A. U. from the star. Calculate how long Planet B takes to orbit.

Average mass of a toy car (small, hot wheels) ?

A pwc capsizes. what is the best way to roll the pwc to turn it upright?

Which biome has the most extreme conditions

give an example of the follow components of culture in your life and explain the role it plays. 1. symbols.