What color of light has the most energy?

A. Blue
B. Red
C. Green

The image shows a pendulum in simple harmonic motion the pendulum starts at a and swing to e

True or false graphs must include scales that increase by the same amount

Along wire carrying a 4.2 a current perpendicular to the xy-plane intersects the x-axis at x=−1.7cm. a second, parallel wire carrying a 3.0 a current intersects the x-axis at x=+1.7cm. part a at what point on the x-axis is the magnetic field zero if the two currents are in the same direction? express your answer to two significant figures and include the appropriate units.