CBSE Class 9 Physics Distance Time Graphs

Can't get the amswer
 what is slope

Aarushi was driving a car with uniform speed of 60km/h. Draw distancetime graph.From the graph, find the distance travelled by Aarushi in
(i) 221hours
(ii) 21hours
 what are not possible graphs for distance time
 An ant and a mosquito are at one of the vertices of cubical classroom having side length They have to reach ar diagonally opposite point of the eubidar dassroom. Find the displacement and minimum distance covered by both of them
 what is distance time
 what is velocity
 Using a spreadsheet, draw graph between distance and time, using the information about the movement of Amar, Akbar and Anthony given in the table on page 4,in the lesson on Law of Motion. What precautions will you take while drawing the graph
 Plot the points (2,3) (2,3) (2,3) and (2,3) on a graph sheet. Join these points. Name the figure obtained. Also, find the area of the figure so obtained.
 What is the shape of a displacementtime graph for a nonuniform linear motion?