Sum up in a few sentences what did Cavendish discover and how did he do it?

John pushes forward on a car with a force of 290 N while Bob pushes backward on the car with a force of 180 N. What is the net force on the car? A. 110 N forward B. 370 N backward C. 370 N forward D. 110 N backward

What's the energy transfer for a catapult

What is a underlying problem affecting the freshwater supply?

Tech A says clutch slippage can best be diagnosed by loading the engine while the clutch is released with the transmission in a high gear, such as fourth. Tech B says a slipping clutch can cause friction surfaces warpage or hot spots.

What is the purpose of the metal core in an electromagnet?

A spring is used in a lab. It is vibrated at different frequencies and the wavelength is recorded. Using the graph of the data, what is the relationship found between frequency and wavelength? A) Frequency and wavelength are inversely related.

How do you describe the frequency of waves perceived by the observer from the moment the source appears to the moment it disappears?

What causes the stars to appear to move across the night sky?

Two waves collide and the temporary combined waves that results is smaller that the original wave. which term describes this interaction? A. destructive interference B. standing wave formation C. diffraction D. constructive interference

What do all types of waves on the electromagnetic spectrum have in common