It's a Newton Meter Those two are multiplied to get a joule.
Answer:
B. Same for a chemical family
The one at the base would be much older due to the law of super position, and the rock at the top would be much newer,again, due to the law of super position.
The electric field is given by volts/distance:

. The breakdown voltage of dry air is about 3x10^6V/m. So solving for V we get

or
Answer:
is a sign of a chemical change
Explanation:
The tablet reacts with the water to form carbon dioxide