Science - Energy Flashcards
To learn all words. (34 cards)
Kinetic energy
The energy in moving objects
Chemical energy
When a substance undergoes a chemical reaction
Magnetic energy
When 2 objects attract and repel
Elastic energy
When an object is stretched or squashed.
Light
from a bright object
Thermal energy
The heat stored in an object
Gravitational energy
The energy is an object is raised to a height
Electrical energy
Allows an electric current to flow
Nuclear energy
energy stored in an atom
sound
from a vibrating object
Conservation of energy
Energy that cannot be created or destroyed. Can only be stored.
Ammeter
device to measure electric charge
ampere
unit of current
current
Flow of electrical charge carriers
conductor
the materials or substances which allow electricity to flow through them
joules
the energy in food
circut
An electrical circuit is a loop through which an
electric current
can flow.
circuit diagrams
Cell
a store of infernal energy that can be transferred as an electric current in a circuit
Electron
Sub atomic particle which flows in a circuit carrying a negative charge.
Series circuit
A circuit that is connected in a way that the same current flows through each component in turn
Parallel Circuit
In a parallel circuit, the current divides into two or more paths before recombining to complete the circuit
Insulator
A material that does not allow charge or heat to pass through it easily
Ohms
the unit of electrical resistance - Ω
