Ecosystems provide many services. which of these is a service that moderates the environment in a way that benefits people? a. artistic inspiration b. education c. recreation d. climate stabilization

What is the function of the commutator in a dc motor? a. to spin the magnet b. to change direct current into alternating current c. to change alternating current into direct current d. to spin the wire coil

Distinguish between a transverse wave and a longitudinal wave.

Occurs when an energy source transfers heat directly to another subject space; an example would be an object becoming warm by sitting in the sunshine