Magnets
Which two ends of a magnet will attract each other?
opposite ends - positive and negative ends
What is the acronym we use to remember the six energy phases?
MRS CET
Static electricity ______________ on an object.
stays
What kind of circuit has one complete path between the energy source and the energy receiver?
series
A material that current can pass through is called what?
conductor
What are the ends of a magnet called?
poles
What does the T stand for in the acronym we use to remember the energy phases? AND, give an example.
thermal - heat energy - fire
An electric ______________ is a constant flow of electrical charges.
current
In our classroom, we turned on the computer, overhead lights, the electric pencil sharpener and the Hover Cam. When the teacher turned on the tv, everything else stopped working. Our classroom is wired using what kind of circuit?
series
What is like a GIANT magnet?
Earth
What does it mean if the magnets push away from each other? What is that called?
repel
What form of energy is in motion?
kinetic
Electrical field
Which of the following can an electric circuit produce?
iron . light . wire . a switch
light
Which of these items is a good conductor?
pencil . paper clip . toothpick . cardboard
paper clip
A compass needle is like a magnet. It always points in what direction?
north
What form of energy is at rest and waiting to be used?
potential
If two objects have neither an overall positive or negative charge, they are called _______________
neutral
What materials do you need to build a series circuit?
List the LEAST amount needed.
wire, battery and bulb
A temporary magnet is called an _______________.
electromagnet
The pull of a magnet is strongest where?
at its poles
Name all six forms of energy.
Mechanical Thermal
Radiant Electrical
Sound
Chemical
What are two forms of energy from the sun?
light and thermal
When hanging holiday lights, one of the light bulbs went out but the rest of them all stayed on. What kind of circuit are the lights?
parallel circuit
Which of these things is a good energy source?
battery . motor . wire . light bulb
battery