Help
Options
Didn't know it?
click below
click below
Knew it?
click below
click below
Don't Know
Remaining cards (0)
Know
retry
shuffle
restart
0:00
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Physical Science-LW
Miss DiVito’s 7th grade end of the year review
| Term | Definition |
|---|---|
| Kinetic Energy | Energy in an object has because of its motion. |
| Mechanical Energy | The energy that an object has because of its motion or its position |
| Model | A representation of a system, object or concept. |
| Potential Energy | stored energy |
| System | A set of parts that are connected is connected in some way |
| Circuit | The complete loop through which an electoral current can pass |
| Current | a steady flow of electrons |
| Electrical Energy | Energy from interactions between charged partials |
| Electricity | The presence or movement of charged particles called electrons |
| Energy | The ability to do work |
| Energy Transfer | When one form of energy is changed from one form to another |
| Force | A push or pull |
| Green Energy | Energy that comes from sources that do not pollute the earth |
| Primary Energy | Energy sources found in nature |
| Secondary Energy | Energy that has been transformed from one another source |
| Simple Machines | Makes work easier for us by allowing us to push or pull over increased distances |
| Mechanical Advantage | The difference between the applied force and the work accomplished |
| Mechanical Efficency | The effectiveness of the machine's performance |
Created by:
19larry.williams
Popular Physical Science sets