A person pushes a chair across the room. The chair has a mass of 30kg. The coefficient of friction between the chair and the floor is 0.55. What is the force required to move the chair?

There is no graph to look at on here, but i shall explain them to you. a line graph is just in its title it’s a graph with a line running through the dots to show an increase or decrease. a bar graph is used to show how much or how little something is so a comparison. a scatter plot is used to graph points to tell the data. and i don’t know what a histogram is.

//(b) both involve the use of levers;