Could someone help me out with this section of my physics homework? It involves springs, velocity, and height. I would appreciate any guidance on it.

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?

Write a hypothesis about the effect of increasing resistance on the current in the circuit. use theformat and be sure to answer the lesson question. “how do changes in voltage or resistance affect current in an electric circuit? ”

It takes a lot of energy to get the temperature of water to increase and eventually boil because water has a high heat.