REVISION QUESTIONS AND ANSWERS
WITH SOLUTIONS 2024
what is distance? - ANSWER the actual length of path covered or how far an object travels
what is displacement? - ANSWER the change in position and direction of an object, does not take into
account all movement in between, just start and end positions
what is a vector quantity? - ANSWER a vector quantity includes both magnitude and direction, and is
represented with arrows that can be added and subtracted
what is a scalar quantity? - ANSWER a scalar quantity includes only magnitude
what does the gradient of a position time graph represent? - ANSWER velocity
if an object on a position time graph is moving northward and then proceeds to move into the negative y
axis, what direction is it now going? - ANSWER the object is now moving south of starting position
what is another name for a position time graph? - ANSWER displacement time graph
what is the worded formula for velocity? - ANSWER displacement divided by time
what unit is velocity measured in? - ANSWER metres per second
what is velocity? - ANSWER the rate at which displacement changes
when a line plateaus on a position time graph, what is the object doing? - ANSWER the object is at rest
what does speed measure? - ANSWER the rate at which distance is covered