Answer:
when you tell someone over and over to stop bothering you and they dont so i think you should tell a teacher
Explanation:
If it's a distance graph, then it's a constant speed.
The weight of the person is given by:
W = mg
W = weight, m = mass, g = gravitational acceleration
Given values:
m = 40kg, g = 9.81m/s²
Plug in and solve for W:
W = 40(9.81)
W = 390N
Rusting is a chemical change, which forms a new substance which is brittle. A solid that is formed by a chemical reaction.
She does work from the moment she touches the book until she lets it go. Work is anything that requires energy. Therefore, she is working as she picks up the book, carries it, and when she is lifting it onto the shelf.
