Answer:
la verdad ninguna de esas envuelve al núcleo lo envuelve es la envoltura nuclear
Explanation:
espero que te ayude eso
Answer:
Boiling Water
Explanation:
Physical when water boils, the bubbles are caused by heat, and they are not a new substance — just the same old water, but now, because sufficient heat has been added, it is a gas instead of a liquid. ... If you boil water, it is a physical change because it is still water; it's just water vapor.
Cathode rays are a stream of electrons that are negatively charged particles. The particles move towards the anode or positively charged electrode as the posses negative charge. Electric current is the rate of flow of the charge.
