Speed vs. Velocity
______ is how fast an object moves.
Speed
What is a position time graph
shows an objects position over time
What is the "y-axis".
The vertical axis.
Position is plotted on the ______ ____ (y)
Vertical axis
elastic potential energy
The symbol for speed is ____.
V
Δd = d2-d1
On a position time graph, what does a flat horizontal line represent.
the object is at rest.
Time is plotted on the ______ _____ (x)
Horizontal axis
solar panel
If you travel from Winnipeg to Flin Flon, a distance of 700 km in 7 hours, how fast are you going
100 km/h
What is the formula for velocity
V = Δd/t
The steeper the line on a P-T graph, the greater the _________ of the velocity for that interval.
"the greater the MAGNITUDE"
The _____ of a line shows the change of one thing compared to another
slope
What principle explains how airplanes generate lift to fly.
Bernoulli's principle
Velocity is calculated as _______ over ______
DISPLACEMENT over TIME.
Formula for instants and intervals of time
Δt =t2-t1
On a position time graph, what does a straight, sloped line indicate about the objects motion.
the object is moving at a constant velocity
Displacement is the overall ________ in position of an object.
change
law of conservation of energy
How long did it take a person driving at 50 km/h to go a distance of 300 km
6 hours
What is the pyramid formula for v = Δd/t
Δd / v *t
changing speed
A straight line represents ______ motion
uniform
What is the scientific principle that describes the relationship between the pressure and volume of a gas at constant temperature.
Boyles law