The wavelength of a wave is 8 m. The period of the wave is 2 seconds. What is the velocity of the wave?

Order the sequence of ideas that lead to marie curies discovery of radioactive elements number the events in chronological order starting with the oldest

Which of the following is not a part of the respiratory system? a. pharynx b. trachea c. pancreas d. larynx

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?