Shared Flashcard Set

Details

Science Midterm
N/A
34
Science
8th Grade
01/10/2011

Additional Science Flashcards

 


 

Cards

Term
Amplitude
Definition
The max distance that particles travel from the rest position
Term
Attraction
Definition
Opposites attract
Term
Chemical energy
Definition
Energy that comes from a chemical reaction
Term
Compass
Definition
A magnetized needle that points to the North of a Magnetic Field
Term
Conductors
Definition
Materials that easily pass static electriciy
Term
Detector
Definition
A device attracted to metal objects to locate them
Term
Electrical energy
Definition
Energy that uses an electrical current
Term
Electricity
Definition
Static or through an electrical current
Term
Electromagnets
Definition
Magnets that uses an electrical current to attract objects
Term
Electrons
Definition
Atom Particles with a negative
Term
Fossil fuels
Definition
Plants millions of years old that can be burned for energy
Term
Frequency
Definition
the number of waves per second
Term
Generators
Definition
Mechanical to Electrical
Term
Hydroelectric plants
Definition
A turbine is turned by moving water and a magnet induces an electric current
Term
Induces
Definition
Creates something without touching it
Term
Insulation
Definition
Protects Electricity from leaving the conductor
Term
Insulators
Definition
Materials that do not pass electric charges easily
Term
Kinetic Energy
Definition
The energy of movement(Highest at the ground)
Term
Magnet
Definition
An object that can attract iron
Term
Magnetic field
Definition
The field around a magnet where it can attract objects
Term
Mechanical energy
Definition
the amount of work an object can do because of its KE and PE
Term
Motors
Definition
Electrical Energy to Mechanical Energy
Term
Nuclear energy
Definition
Splitting or Combining Atoms for energy
Term
Parallel Circuit
Definition
A multiple loop circuit
Term
Particle
Definition
Particles can be charged positively negatively or nuetral
Term
Potential Energy
Definition
How much energy the object has (highest at the top)
Term
Repulsion
Definition
Likes repel
Term
Series circuit
Definition
A circuit that uses multiple bulbs in one loop
Term
Solar cells
Definition
Cells that convert solar energy to electrical energy
Term
Thermal energy
Definition
Energy of heat, waste of energy conversions
Term
Turbines
Definition
Spinning machines that create energy because of a magnet that induces an electric current
Term
Vibration
Definition
constant movement of a particle
Term
Wavelength
Definition
the distance from identical parts of a wave
Term
Waves
Definition
Energy that travels through a medium
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