Definitions
A quantity that is defined by magnitude only
What is a scalar?
This is what a position vs time graph looks like for a person who is not moving
What is a horizontal line?
This is the displacement of a man who walks 50m north, and then turns around and walks 30m south
What is 20m north?
This is the final velocity of a cyclist after accelerating in a race at 15 m/s^2 for 20s
What is 300m/s?
Bumblebee jumps straight upwards with a velocity of 14.0 m/s. What is his displacement of after 1.80 s?
9.32 m
A quantity that is defined by Magnitude and Direction
What is a vector?
What is the slope in a velocity vs time Graph
What is acceleration.
This is the speed of a man who walks 50m in 10s
What is 5m/s?
This is the kinematics equation you would use to solve a question like:
A car travelling 30m/s slams on the breaks with an acceleration of -7m/s^2 and comes to a stop. Determine the distance the car traveled.
What is vf^2=v0^2 + 2a(xf-xi)
or
vf^2-v0^2= 2a(xf-xi)
A surprisingly spherical decepticon is rolled up a constant slope with an initial velocity of 9.3 m/s. What is the acceleration of the decepticon if its displacement is 1.9 m up the slope after 2.7 s?
-6.4 m/s^2
Vector quantity that refers to the change in an objects position, from start to finish
What is displacement?
What is the area under a velocity vs time Graph
What is Displacement?
This is the acceleration of a car that accelerates from 40m/s to 50m/s in 5 seconds
What is 2 m/s^2?
This is the equation you would use to solve a question like:
An arrow leaves a bow with a velocity of 500 m/s. While accelerating the arrow moves a distance of 1 m. Determine the acceleration of the arrow.
What is vf^2=v0^2 + 2a(xf-xi)
or
vf^2-v0^2= 2a(xf-xi)
Luigi jumps straight upwards at 15.0 m/s. How high is he when he is travelling at:
a) 8 m/s upwards?
b) 8 m/s downwards?
8.2 m for both
What are the Units of accelaration?
What is meters per second square?
This is what a velocity vs time graph looks like for an object with negative acceleration
What is a straight line with negative slope?
This is the velocity of a woman who walks 500.0 m North in 6.0 min
What is 1.3m/s North?
This is the time it would take a ball dropped from a height of 1.5 meters to hit the ground
What is .55s?
While strolling along on Planet X an astronaut decides to throw a hammer and a feather upwards at 5.0 m/s. They both return to the point of release in 3.0 s. What is the acceleration due to gravity on Planet X.
-3.3 m/s^2
What are the two ways you can add two vectors at an 90 degree angle?
What is use Pythagorean to find Hypotenuse?
What is multiply length of Hypotenuse with scale
What is the slope and area in a position vs time Graph
What is Velocity?
What is "nothing"
This is the speed *in m/s* of a car that drives 600.0 miles in 6 hours (0.6 miles is 1km)
What is 50 m/s?
This is the speed of a jogger after accelerating at 1.6 m/s^2 for 24 s
What is 38 m/s?
Princess Toadstool stands on the edge of a 30.0 m high cliff. She throws Bowser upwards at 20.0 m/s. If Bowser falls all the way to the bottom of the cliff, find: a. his velocity when he hits the ground. b. the time it takes to hit the ground.
-31.4 m/s
5.24 sec