I say it would be the second one because to show possession you have to have an apostrophe.
Answer:
Dr Hewitt is able to break the piece of wood in his demonstration given that he had knowledge about the concept of momentum, which is esentially the product of the mass and speed of an object.
Aplying this idea, he used the correct momentum of his hand over a short period of time and that is how he was able to break the piece of wood.
Answer:
A counterclaim is when two different arguments and there is two different sides.
In this case, one opinion is that financial aid for college should be based on academic achievement alone.
The counterclaim would be the financial aid for college should be based on each student's financial need.
Explanation: