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ELO 3 PE & KE
Test Review
| Question | Answer |
|---|---|
| What does KE stand for? | Kinetic Energy |
| What does PE stand for? | Potential Energy |
| What is kinetic energy? | Energy of motion |
| What is potential energy? | Energy that is stored |
| What is mass? | Amount of matter in an object |
| What is force? | A push or pull |
| What has less mass...golf ball or softball? | golf ball |
| Which would have the most kinetic energy...golf ball or softball? | softball |
| What do we use to measure energy? | Joules |
| Think of the graph with the missing dot. What did we estimate the KE for 2 m/s? | 20 |
| Kids are rolling toy cars down a ramp. What would influence the KE? | Mass of toy car |
| Kinetic energy ___ as speed increases. | increases |
| When a person jumps off a diving board, there will be a ___ in PE and increase in KE. | decrease |
| On a pendulum, the total energy always equals ___. | 100 |
| 100 - 63.45 = | 36.55 |
| A roller coaster has the most kinetic energy at the ___ of the biggest hill. | bottom |
| A roller coaster has the most potential energy at the ___ of the biggest hill. | top |