Heat/Electrical Energy
Energy moving from warmer to cooler energy
What is Heat/Thermal Energy?
Materials that allow heat OR electrons to move easily
What is Conductors?
True or false:
Objects with the same charge attract (move closer)
What is FALSE?
Objects with the same charge REPEL (move away)
When is a circuit open?
A circuit is open if if it has at least one break!
REMEMBER OPEN = LIGHTS OFF
The space around a magnet in which magnetic forces operate.
What is a magnetic field?
The three ways heat energy is transferred.
What are Conduction, Convection, and Radiation?
The difference between a conductor and an insulator.
What is "A conductor allows heat/electricity to flow through it easily and an insulator does not"?
An excess of positive or negative charges in an object.
What is Static Electricity?
True or False:
A current cannot flow if the circuit has any gaps, or breaks.
What is TRUE?
The two ends of a magnet are called __________.
What is magnetic poles?
The type of energy that can build up or flow from one place to another.
What is Electricity?
Three examples of good conductors of heat AND electricity
What is silver, copper, and aluminum?
The continual flow of electrons from place to place.
What is electric current?
What is a battery?
True or False:
The north pole of a magnet repels the south pole of a magnet.
What is FALSE?
**OPPOSITES ATTRACT**
Name each part of an atom and the charge they have.
What is protons (+), electrons (-), and neutrons (0)?
Name the material that is not an insulator
- Wood
- Rubber
- Iron
What is iron?
How is there static electricity when you take off a beanie?
Beanies rub against your hair. When it does, negative charges move from your hair to the beanie. The stands of your hair are left with a positive charge.
A circuit with only ONE path is called a __________.
What is a series circuit?
List some metals that are MAGNETIC.
What is iron, nickel, steel, cobalt?
What is "Metals are conductors"?
Electric charges must flow in a loop called a _________.
What is a circuit?
Name one example of series circuit and one example of a parallel circuit.
What is christmas lights (series) and in a house (parallel)?
Why is the earth considered a magnet?