The total power input to the solar cell is 2.4w when the efficiency is 0.20. calculate the useful power output of the solar cell using the following equation:

A500g object falls off a cliff and losers 100 j from its gravitational potential energy store. if the gravitational field strength g=9.8n/kg, how high is the cliff?

Formulating a hypothesis: part i since the investigative question has two variables, you need to focus on each one separately. thinking only about the first part of the question, mass, what might be a hypothesis that would illustrate the relationship between mass and kinetic energy? use the format of " because when writing your hypothesis

What about a rubber band, can it change its shape? is it a solid?