1. Describing Motion
A rocket traveling at 88 m/s is accelerated uniformly to 132 m/s over a 15 s interval. What is its displacement during this time?
Objective(s)/SWBAT (Students will be able to):
Cite kinematic equations
Solve constant acceleration problems
Activities:
Derive 4 kinematic equations
2 or 3 example problems
Closure:
Students solve constant acceleration problems
Assessment:
Problem set
Test
Keystones: 3.2.B

2. Today Students will be able to: Site kinematic equations
Solve constant accelerations problems
Derive the kinematic equations
Do problems 19, 21, 23 (odd year)
Do problems 20, 22, 26 (even year)
Keystones: 3.2.B

3. Third Equation
Substitute the final velocity from the first equation into the second.

4. Describing Motion
Starting from rest, a race car moves 110 m in the first 5.0 s of uniform acceleration. What is the car’s acceleration?
Objective(s)/SWBAT (Students will be able to):
Cite kinematic equations
Solve constant acceleration problems
Activities:
Derive 4 kinematic equations
2 or 3 example problems
Closure:
Students solve constant acceleration problems
Assessment:
Problem set
Test

5. Fourth Equation

6. Fourth Equation

7. Kinematic Equations

8. A person wearing a shoulder harness can survive a car crash if the acceleration is smaller than -300 m/s2. assuming constant acceleration, how far must the front end of the car collapse if it crashes while going 101 km/h?