No, holding a book does not necessarily mean I am doing work. It could simply mean I am reading for leisure, studying, or even using the book for reference. Work requires active engagement and application of effort towards completing tasks or goals.
No, work is a transfer of energy since the boy is just holding the book he is not doing work if he were to slide the book or throw the book for example he would be transferring energy in result "doing work".
0 because you are not moving it work = force * distance work = wight of book * 0(no movement)
no. it would have to be moving for it to be doing work
no
You are doing work. Your bodies muscles are constantly working to keep the book and yourself balanced. It may not seem like you are doing anything but if your body stopped work then you and the book would fall down.
In the general sense, you aren't, but in a scientific sense, as you are holding the bucket, then you are engaged in work. So it depends on what perspective you are asking from.
By doing the work in the book.
Documentary is a term reserved for video. Holding Back the Sea is a work of environmental non-fiction.
Yes, holding a heavy piece of wood at a construction site is an example of work being done on the wood. Work in physics is defined as the product of force and displacement, so by applying a force to the wood while holding it, you are doing work on it.
Good lord I hope not, we haven't paid her in over a hundred years! :-)
The Book
If you are just holding the cat and nothing is being moved toward or away from the ground, no work is being done.