1. One cup of green tea has twenty-five percent more caffeine than one cup of coffee. If Greg drinks five cups of coffee and Tim drinks four cups of green tea, who drank more caffeine? Brainteaser – Do Now

2. Kinematics Review

3. What is the difference between d & Δd  d – distance  Δd – displacement When acceleration or velocity are “constant,” u se the standard formulas:  v = d/t  a = v f -v i / t Final Kinematics Review…

4. What is the difference between speed, velocity, and acceleration?  Speed: Magnitude only (scalar)  Velocity: Magnitude & Direction (vector)  Acceleration: Change in Velocity (vector)  Change in SPEED or DIRECTION Final Kinematics Review…

5. A dog is running 4 m/s for 5 seconds. A flea on the back of the dog is also running from the tip of the dog’s tail toward his head at.1 m/s for the same amount of time. How far did the flea travel? Final Kinematics Review…

7. What is x i ? What is x f ?

8. Final Kinematics Review…

9. A ball is sitting still at the top of a hill. A person is standing at the bottom. Make a graph showing what the motion of the ball would look like as it rolls down the hill (relative to the person). Final Kinematics Review…