Tuesday January 5, 2016 Speed Video  www.connected.mcgraw-hill.com www.connected.mcgraw-hill.com.

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Presentation transcript:

Tuesday January 5, 2016 Speed Video 

Thursday January 7, 2016  Answer the following questions based on the graph displayed.

 Speed and graphs Speed and graphs

Speed Graph Practice

For each of the following graphs, describe on your paper what is happening to the speed.

Here’s a tricky one!

Friday January 8, 2016  Find speed. d=750m, t=25s

Monday January 11, 2016  Solve for velocity: p= 75 kg-m/s m= 13 kg

 Momentum Momentum

Tuesday January 12, 2016  What is the momentum of a car with a mass of 2,300 kg traveling north at a speed of 25 m/s?

 The distance an object travels per unit of time.  Units: m/s

 The speed and direction of a moving object.  Units: m/s (with direction) (i.e. north, south, etc.)

(with direction)

Northeast North South

 Speed vs. Velocity Speed vs. Velocity

 An object is the product of mass times velocity.  Units: kg-m/s

 The rate at which the velocity of an object changes.  Units: m/s 2

 Velocity vs. Acceleration Velocity vs. Acceleration

Thursday January 14, 2016  What is the speed of a runner who ran 10 km in 40 min?

 Brain Pop Brain Pop

ActionTimeVelocityMassMomentumDistance Tennis Ball moved Basketball rolled slowly Basketball rolled quickly Tennis ball rolled slowly Tennis ball rolled quickly

Friday January 15, 2016 Starting from a stopped position, a skateboarder travels down a ramp at 13 m/s in 6 s. What is the acceleration of the skateboarder?

 Acceleration Acceleration

Tuesday January 19, 2016 An object moves from A to B which is 6 feet, and then B to C which is 10 feet, and then back to B. What was the distance and displacement?

Thursday January 21, 2016  A racecar speeds from 20 km/s to 90 km/s in 45 s. What is the racecar’s acceleration?