Several vectors, which are not all in the same plane ,add together to give a zero resultant. what is the minimum number of vectors which can satisfy this requirement?

An uplifted block of rock between two normal faults

Which simple machine is not part of this compound machine? a. lever b. pulley c. inclined plane d. wheel and axle

Aspectroscope breaks light up into its colors, allowing scientists to analyze light from the solar system and universe. by studying the spectral line patterns, widths, strengths and positions, scientists can determine the speed, position, and of celestial bodies. a) age b) origin c) rotation d) temperature