Answer:
i think the forces are the same and size and in opposite directions
Explanation:
Burning of the candle is both physical and chemical change.burning of the candle causes the candle to melt the wax.so the wax has changed it was solid now it is liquid.the wax combines with the atmospheric oxygen and changes to carbon dioxide,heat and light.thus both the changes are accompanied by the burning of the candle.
Answer:There is no change in identity of the substance and we can visually see a substance being drawn into wires. Hence ductility is not a chemical property, it is a physical property. Some examples of ductile materials, include metals such as copper, aluminium, silver, gold, etc.
Explanation:
Answer:
The process by which heat or electricity passes through a medium.. is called conduction.
Hope you understood..
It would be A, Petroleum.
Hope this helped!
-William
