PIRA # |
Demonstration Name |
Demonstration Description |
Image Available |
| 1N20.11 | Spring Apart Cars | Two cars held together with compressed spring and the spring is released(details). | Yes |
| 1N22.10 | Fire Extinguisher Wagon | Mount a fire extinguisher on a cart and take a ride(details). |
|
| 1N22.30 | CO2 Pucks | A CO2 puck is used to show frictionless motion (details). | Yes |
| 1N30.10 | Newton's Balls | Two (or more)balls on bifilar suspension(details). | Yes |
| 1N30.30 | Air Track Collisions | Two sets of air track carts, give elastic and inelastic collision(details). | Yes |
| 1N30.60 | Double Ball Drop | Drop a softball on a basketball(details). | Yes |
equipment
- two of the spring apart cars
setup
- minimal
estimated time
- 5 minutes
additional instructions
- compress the springs in each car and put them on the ground or a long tabletop.
- release one or both springs and watch as linear momentum is conserved.
equipment
- CO2 Pucks with CO2 cartridge
setup
- minimal
estimated time
- < 5 minutes
addtional instructions
- be sure that the puck is clean and smooth on the bottom before sliding across smooth tabletop
equipment
- rocket cart
- fire extinguisher
setup
- minimal
estimated time
- 5 minutes
addtional instructions
- place fire extinguisher in mountings on rocket sled
- with a clear path in both directions shoot fire extinguisher towards rear of cart
equipment
- balls on bifilar suspension
setup
- minimal
estimated time
- 5 minutes
additional instructions
- none
equipment
- air track
- two air track cars
- sticking putty
setup
- 5 minutes
estimated time
- 5 minutes
additional instructions
- none
equipment
- a basketball and a softball/baseball
setup
- minimal
estimated time
- <5 minutes
instructions
- hold the softball/baseball on top of the basketball and drop them together
- be sure to do this away from your face
