See how much you know about distance-time graphs by answering the questions below. Question Calculate the speed of the object represented by the green line in the graph, from 0 to 3 s .

They will let the cart roll down the track at different starting distance and measure the time it takes. They will also do each distance 5 times---because that's what I said (I actually say that ...

NASA has released an interactive online tool that enables students to simultaneously visualize and manipulate three linked representations of a distance-rate-time problem. The side-by-side tool ...