Kinematics Equations
Displacement and Impulse Graphs/Newton's 3rd Law
Impulse-Momentum Theorem
Conservation of Momentum
Random Trivia
100
A car accelerates from rest at a rate of 2 m/s^2 for 5s. Which equation should you use to find final velocity? (See equations on the board)
v_f=v_i+at
100
Ms. D is applying +500 N of force against a wall. What force does the wall apply on Ms. D?
-500 N
100
Identify an impulse equation that is NOT the impulse-momentum equation.
J=F_(avg)Deltat or J=Ft
100
Car A is moving in the positive direction and car B is moving in the negative direction, towards car A. They collide head-on and stick together. What kind of collision was this?
Inelastic
100
Which is the 3rd largest Caribbean island?
Jamaica
200
A car is moving at a speed of 30 m/s and comes to a stop after traveling 450 m. Determine which equation you should use if you want to find acceleration. (See equations on the board)
v_f^2=v_i^2+2aDeltax
200
A car whose initial speed is 30 m/s slows uniformly to 10 m/s in 5 seconds. Draw the velocity-time graph, drawing the correct graph shape.
See Ms. D's whiteboard
200
Zack Wheeler from the Phillies pitches a ball to Shohei Ohtani from the LA Dodgers. Ohtani swings the bat in the opposite direction as the ball's motion, with an average impact force of 40,000 N on the ball.
Determine if the impulse on the ball is positive or negative.
Negative
200
Which type of collision matches the following equation?
m_1v_1+m_2v_2=(m_1+m_2)v^'
Inelastic
200
Who starred as Rocky Balboa? (Spell his name the best you can)
Sylvester Stallone
300
A soccer ball is kicked from rest and accelerates uniformly at 4 m/s^2 for 3 seconds. What is its final velocity?
12 m/s
300
Determine how far the car traveled given the following velocity vs. time graph.
135 m
300
A shotputter throws a 6.5 kg shotput from rest. The impulse the shotput experiences is 175 Ns. Assuming the shotput starts from rest, what is the velocity of the shotput after it is thrown?
27 or 26.9 m/s
300
Two toy cars collide on a frictionless track. Car A (2kg) is moving at +3 m/s and car B (1kg) is at rest. After the collision, they do not stick together. After the collision, car A has a velocity of -2 m/s. What is the velocity of car B after the collision?
10 m/s
300
Which hockey team did Wayne Gretzky play for in the 1980s?
The Edmonton Oilers (I will accept just 'Oilers')
400
A car traveling at 25 m/s sees an obstacle and begins to break with a constant acceleration of -3 m/s^2. If it takes the car 8.33s to stop, how far will the car travel as it's stopping? (Round to tenths place)
104.1 m
400
Given the following graph, determine the acceleration of the object.
-18.3 m/s^2
400
A 0.15 kg baseball is pitched at 38 m/s and hit back in the opposite direction at 52 m/s. What is the impulse delivered to the ball?
-13.5 Ns
400
A 10 kg cannon fires a 2 kg cannonball at +4 m/s. The cannon with the cannonball in it was initially at rest. What is the velocity of the cannon after the shot?
-0.8 m/s
400
What is the name of Ariana Grande's first studio album?
Yours Truly
500
A plane lands and slows uniformly from 70 m/s to 0 m/s over a distance of 490 meters. What is its acceleration? Using its acceleration, how long does it take to stop?
-5 m/s^2; 14s
500
A car is initially moving with a constant speed of 16 m/s, for 5s, then slows down to a stop 4 seconds later. A) Draw the velocity vs. time graph for the scenario
B) Determine the acceleration of the car.
See Ms. D's whiteboard
500
A soccer ball, with a mass of 298g, moving with a velocity of 15.8 m/s, is caught by a goalie who stops it using an average impact force of 300 N. How much time does it take to stop the ball?
0.015 s
500
A 1.5 kg toy car moves at 4 m/s, colliding head-on with a 2.5 kg toy car moving at -2 m/s. They stick together after the collision. What is their final velocity?
0.25 m/s
500
In the 1939 film "The Wizard of Oz", Dorothy's slippers are red. What color are her slippers in the novel?
Silver