You apply 100.0 of force to a machine. the machine applies 20.0 n of force to the load. what is the mechanical advantage of the machine.

What is lincoln's purpose in writing this speech? question 1 options: to stress the difficulties of war to honor those who died in the war to call for an end to the war to call the country to join a new war

Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?

How have the greenhouse gasses increased from the year 2000 to 2018