Light whose waves all have the same wavelength, direction, and coincidental peaks is called:
a) coherent light. b) incandescent light. c) fluorescent light. d) neon light

Jackson is designing a new heater, and he wants to experiment with different thermally conductive materials. which of these materials would be useful in conducting heat?

Transfer chemicals from one location to another to weather objects. a-water b-physical weathering c-chemical weathering

When the displacement of a mass on a spring is 12a the half of the amplitude, what fraction of the mechanical energy is kinetic energy? at what displacement, as a fraction of a, is the mechanical energy half kinetic and half potential?