The chemical reaction causes electricity to flow through the terminals to the load attached. Some of the acid in the battery remains on the plates as it flows through. When the battery is recharged the acid is returned to the liquid solution to provide more power later.
Answer:
Apples, empty bottles, balloons, etc.
Explanation:
The air is the cause of why these object are less dense than water.
I would say nitrogen, because we couldn't breather without nitrogen.
Answer:
The work done required is
Explanation:
Given that,
Stretch spring = 2 cm
Stretch spring = 1 cm
We need to calculate the work done
Using formula of work done
Put the value into the formula
.....(I)
We need to calculate the work done
Using formula of work done
Put the value into the formula
.....(II)
We need to calculate the work done
Using equation (I) and (II)
Hence, The work done required is
The answer is C. Flammability because if you were to test flammability of an object, you would e making a chemical change to the object.