When using a lever, what needs to happen in order to increase the size of the output force and to raise the mechanical advantage of the lever?

The major evidence for the idea that the expansion of the universe is accelerating comes from observations of:

What is an example of kinetic energy due to gravity?

Which statement describes the chamber marked with a star?

The current in a hair dryer measures 15.0 amps. The resistance of the hair dryer is 8 ohms. What is the voltage? A. 120 V B. 0.5 V C. 7 V D. 1800 V

How do waves interact with each other?

What is the mid-atlantic ridge? how many miles does it stretch?

A basketball player jumps straight up for a ball. To do this, he lowers his body 0.260 m and then accelerates through this distance by forcefully straightening his legs. This player leaves the floor with a vertical velocity sufficient to carry him 0.

Why does Mars have moons even when its mass is small?

During the forging process for a steel sword, the blacksmith places a hot iron blank into a cold bucket of water. Which of the following happens? A. The water molecules move faster. B. The steel molecules move faster. C.

If you are trying to balance a seesaw and you have a higher mass on the left, should the mass on the right be placed at a greater distance or lower distance to balance it? Why?