1. Word cloud
120 seconds
What is the name of the force that happens between two objects with electric charge?
2. Slide
60 seconds
Electric forces act between objects that contain electric charge. Electric forces can be attractive or repulsive depending on the type of charge. Electric forces can be used to explain how electric current works.
Electric Forces
3. Slide
60 seconds
Electric Force: The force that is exerted between two objects that have an electric charge. Coulomb's Law: A law that describes the magnitude of the electric force between two charges. Electric Field: The region around an electric charge in which a force would be exerted on other charges.
Concepts:
4. Slide
60 seconds
Electric forces can be used to manipulate the structure of materials on a nanoscopic level. The force of electric fields can be used to keep certain particles suspended in place. Electric fields can be used to control the speed of light passing through a material.
Did you know?
5. Open question
180 seconds
Work together in pairs: What is the difference between an electric field and an electric force?
6. Open question
180 seconds
Work together in pairs: What is the difference between electric attraction and electric repulsion?
7. Drawings
450 seconds
Brain break: Draw two crazy looking fruits having a tickle fight
8. Poll
60 seconds
What is the force experienced by a charged object placed in an electric field?
- Electric Force
- Magnetic Force
- Gravitational Force
9. Poll
60 seconds
What is the SI unit of electric force?
- Newton (N)
- Coulomb (C)
- Volt (V)
10. Poll
60 seconds
According to Coulomb's law, what happens to the electric force between two charged objects if the distance between them doubles?
- Decreases by a factor of four
- Decreases by a factor of two
- Increases by a factor of four
11. Poll
60 seconds
What type of charge do electrons have?
- Negative
- Positive
- Neutral
12. Poll
60 seconds
The magnitude and direction of electric forces can be represented using which diagram?
- Electric Field Lines
- Phase Diagram
- Venn Diagram
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