Question

If you push a book against a wall hard enough, it will not slide down even though gravity is pulling it.

Answer 1

Well,if you throw the book hard enough it will not just hit the wall...it will break though the wall..and the book will not be able to fall to the floor because the book will be stuck in the wall..

Answer 2

Correct if you push a book into a wall it will break the wall and the book will get stuck inside the wall