Which increases the work output of a machine?

A. increasing friction

B. reducing friction

C. reducing input distance

D. increasing output distance

Which one is made up of one or more molecules

A car is traveling at the posted speed limit of 6.70 m/s (15 miles/h) in a school zone. The car passing a school bus when a child darts out from in front of the bus. The car is 10.0 m from the child when the driver of the car applies the brakes.

What occurs along a convergent plate? A. hot spots and ridges B. volcanoes and ridges C. earthquakes and volcanoes D. Earthquakes and hot spots

What would happen if the moon took 24 hours to spin on its axis?

A solid cylinder of length L and radius R is made of an insulating material. This cylinder holds a net charge of Q that is evenly distributed throughout the cylindrical volume. What is the volume charge density, rho, of this charged cylinder?

In a research facility, a person lies on a horizontal platform which floats on a film of air. When the person's heart beats, it pushes a mass m of blood into the aorta with speed v, and the body and platform move in the opposite direction with speed

What are some ways the oceanic crust and the continental crust are alike?

Why is gangue sometimes reprocessed.

4.7 cm. The tube is sealed at one end and loaded with lead shot to give it a total mass of M = 130 g. The tube floats in water (of density 1 g/cm3) in vertical position, loaded end down.

Why is it incorrect to say that vascular tissue, gametophytes, and fronds are all found mosses