click below
click below
Normal Size Small Size show me how
Physics
Science CPT unit 2
Question | Answer |
---|---|
What is friction? | When a neutral object is rubbed against a charged object |
What three particles are atoms made up of? | Protons, neutrons and electrons |
What is a grounding wire? | a wire that is connected to the ground to make a charged object neutral |
What is potential difference? | the amount of energy per charge |
What is percent efficiency? | When electricity is converted into other forms of energy |
What is induction? | When a charged object comes close to a neutral object and causes the electrons to come to one side to another |
What is the purpose of an electroscope? | to determine whether an object has a charge or not |
How do you charge two object using the "Contact" method? | bring a neutral object and make it come into contact with a charged object. |
If the charged object is a positive, what is the charge of the neutral object? | positive |
What is a conductor? | Material that allows electricity to flow through it easily |
What device is used to calculate the amount of volts in a circuit? | voltmeter |