What type of energy transformation happens in hydro electric power

The drawing represents the movement of particles in a substance. what changes of state can this substance undergo

Select the correct answer. which statement is true about a polarized object? o a. it gains electrons and becomes negatively charged. ob. it gains protons and becomes positively charged. oc. the number of positive and negative charges can be the same. od. it has to be a metal. o e. there is no change in the distribution of the charge in the object. reset next what

Which of the dna typing techniques do you think you would choose if you had to analyze a dna sample? why?