Which of the following is an effect of increasing the wavelength of an electromagnetic wave? A Speed increases. B Energy decreases. C Speed decreases D Energy increases.

Suppose that recording station n is located 200 km north of the epicenter of an earthquake, and recording station s is located 100 km south of the epicenter of the same earthquake. which of the following statements would be true?

Acompound machine is also called a machine. a. force b. simple c. complex d. directional

Aball has an initial velocity of 3 m/s. if there is no friction, what is the highest it could roll?