Use this picture to explain that an electrically charged object can attract an uncharged object without any contact. Your answer should be at least 3 sentences long.

Aregion of space in which a measurable gravitational force is indicated by the force exerted on a test mass is called

Apulley system is used to lift a 2,000 newton engine up a distance of 3 meters. the operator must apply a force of 250 newtons to the chain of the pulley system to lift the motor. to lift the engine 3 meters, the operator must pull a total of 30 meters of chain through the pulley system. what is the value of di?

Which of the following bonds would be most polar? a. c-i b. c-br c. c-cl d. c-f e. c-o