Thermal energy will flow from an object high temperature to an object of low one. In this case, the thermal energy will flow from object B to object A.
3. Poking a metal rod into an electrical socket.
4. Touching the water in which an immersions heater is kept.
If electronegativity difference between atoms is much higher then they form ionic bond.
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Answer:
about 93 billion light years
Explanation:
The observable Universe is, of course, much larger. According to current thinking it is about 93 billion light years in diameter.
Most of the mass of an atom comes from the electron cloud would NOT describe the structure of an atom