What needs to happen in order for electrons to flow in a circuit *
1 poit
A power source is needed
The wire must be connected as a closed loop (connected to the positive and negative
terminal)
O
Power Source and Closed Loop are needed
Electrons need to be added to the circuit

the skeletons of most mammals reach a certain size and then stop growing. however, many animals, including some mammals, keep growing throughout their lives. kangaroos, for example, just keep growing and growing until they die. also, the longer an animal lives the greater the chance it might catch some deadly disease.

k2s for potassium sulphide