What is Motion? Flashcards
What is something to compare the beginning and end movements?
reference point
What is the length you travel?
distance
What is the length from start to finish in a straight line?
displacement
When is the displacement equal to the distance?
When you travel in a straight line
What is the distance an object travels in a unit of time?
speed
What is the total distance divided by the total time?
average speed
What is the speed of an object in one instant of time?
instantaneous speed
What is on the x-axis on a speed graph?
time
What is on the y-axis on a speed graph?
distance
What does a horizontal line mean on a speed graph?
the object stopped
What is the speed of an object and the direction of movement called?
velocity
When can velocity change?
When speed changes, direction changes, or they both change
