Sentences with phrase «positive electron flow»

However, apply an outside current to a secondary battery and the negative - to - positive electron flow that occurs during discharge is reversed.

Not exact matches

They learned about negative and positive electrons, why they attract, and how electricity flows.

While electrons, with their negative charge, flow from one pole of the battery to the other (thus providing power for devices), positive ions flow the other way, through an electrolyte, or ion conductor, sandwiched between those poles, to complete the flow.

The experiment's 2 cryostats each house 29 germanium detectors — diodes that are reverse biased, meaning no current flows because the crystal has no free electrons or «holes» (positive charges created when electrons vacate) to allow charge movement.

While the negative electrons flow out as usable current, the positive protons are drawn to the cathode, where they recombine with returning electrons and oxygen to produce water.

Inside a battery, chemical reactions involving a material called an electrolyte cause electrons to accumulate in the negative terminal, or anode, and flow when it's connected to the positive terminal, or cathode.

If the body has a positive charge on it, earthing allows electrons to flow into the body where, in theory, they can neutralize overblown free radical and inflammatory damage.

``...» In a positive - to - ground lightning strike, positive charges first rush from the cloud to the ground, creating a lightning channel through which electrons flow from the ground back up to the cloud.