Which ancient idea of the nature of light did isaac newton build upon? light is a wave or disturbance that travels through spaces in the air. light is a stream of rays that comes with great velocity from the eyes of an observer. light is a substance through which particles flow from a light source.

The roller coaster from problem #1 then tops a second hill at 15.0 m/s, how high is the second hill? 91.5 m 79.2 m 80.0 m 68.5 m

Aturntable a is built into a stage for use in a theatrical production. it is observed during a rehearsal that a trunk b starts to slide on the turntable 10 s after the turntable begins to rotate. knowing that the trunk undergoes a constant tangential acceleration of 0.31 m/s2, determine the coefficient of static friction between the trunk and the turntable.

How many times did thomas edison mess up the light bulb