What is a pulleys purpose

Can a body be in equilibrium if only one external force act on its? explain

Which phase of matter is made up of particles that are packed relatively close together, with an indefinite shape but a definite volume? gas liquid plasma solid?

In a laboratory test of tolerance for high acceleration, a pilot is swung in a circle 13.0 m in diameter. It is found that the pilot blacks out when he is spun at 30.6 rpm (rev/min).

Heavy rains in late July 2010 triggered the mass wasting that occurred in this mountain valley near Durango, Colorado. Heavy equipment is clearing away material that blocked railroad tracks and significantly narrowed the stream channel.

What is the frequency corresponding to a period of 4.31 s? answer in units of hz?

Which best describes the relationship between internal energy and thermal energy? Thermal energy is a measure of the internal energy of a substance. Internal energy is a measure of the thermal energy of a substance.

5. Consider two glasses, one filled with water and the other half-full, with the water in the two glasses being at the same temperature.

1. Why is the theory that all things are made up of atoms a theory and not a fact?

A 600 N astronaut travels to an asteroid where the gravitational force is one-hundredth that of Earth. What is the astronaut's weight on the asteroid?

The analysis of data leads to what