Science flash cards Q4
Energy
Motion or interaction of molecules, the ability to do work
Electrons
Subatomic particle that has a negative charge
Magnetism
A force that can attract or repel objects that contain a magnetic material inside them
-caused by electrical charges
-magnetic materials: cobalt, nickel, iron, magnetite
Magnetic Field
A region around a magnetic material where the force of magnetism acts
*flow from positive to negative
Charges
A physical property that causes matter to experience a force
Protons are positively charged
Electrons are negatively charged
Attract
Being drawn to another object
*Opposite charges attract
Rapel
To push away from something
*Same charges repel
Electricity
Energy resulting from charged particles
Static
Electricity
An imbalance of electric charges within a material
Electric field
The area around an electric charge the experiences an electric force
*flow from positive to negative
Electric Current
When electric charges move
Open circuit
A path that electricity flows along that is interrupted or disconnected
Closed Circuit
A complete path of electrical connection around which a current flows or circulates
Series circuit
One path through which electricity flows
Parallel Circuit
Multiple paths for electricity to flow from one point to another
