The power used by an electric tool can be determined by multiplying the

resistance times the current
current times the voltage
resistance times the voltage

Suppose that a comet that was seen in 563 a.d. by chinese astronomers was spotted again in year 1951. assume the time between observations is the period of the comet and take its eccentricity as 0.986. what are (a) the semimajor axis of the comet's orbit and (b) its greatest distance from the sun?

Explain earth's motion, using the terms "precession" and "rotation" in your answer.

What is the power rating of the lightbulb if 3.0 a flow through it when connected to a 15 v battery