What is the displacement from t=0s to t=4s

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.

Answer form flower;

Cardiac muscle causes movement in the bone.

The force that opposes gravity for falling objects is  air resistance.  (d)