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Physical vocabulary 1
carter lomax
14
Science
5th Grade
01/31/2008

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Cards

Term
circuit
Definition
A complete path of conductors that an electric current can flow through.
Term
Conduction
Definition
The movement of heat between objects that touch each other.
Term
Electric Force
Definition
The attraction or repulsion of the objects due to their charges.
Term
Charge
Definition
The charge obtained by an object when it gains or loses electrons.
Term
Combustion
Definition
Is the burning of fossil fuels.  Oxygen is used in the burning of fossil fuels.  Carbon dioxide is a byproduct of combustion.
Term
Calorie
Definition
A unit for measuring heat.
Term
Convection
Definition

The movement of heat energy through liquids and gases in currents. 

 

 

Term
Electric charge
Definition
A property of matter.  A charge can be positive or negative. 
Term
Boiling point
Definition
The temperature at which a substance changes from a liquid to a gas. 
Term
Electric current
Definition
A constant flow of electrons through a conductor.
Term
Electricity
Definition
A form of energy that is produced when electrons move from one place to another. 
Term
Dissolve
Definition

Pass or change into a solution

Ex:  the sugar dissolves in the koolaid.

Term
Acceleration
Definition
A change in motion caused by unbalanced forces or a change in velocity.
Term
density
Definition

The concentration of matter in an object.  The amount of mass on an object or substance. 

 

Density is calculated by using the following formula : D=M/V

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