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Physical Science

Section 1

question answer
Temperature is a measure of the average _____ energy of an objects particles Kinetic
When one feels warm oven, the sensation of warmth is the result of energy transfer
The energy transferred between objects with different temperatures is heat
___ describes how much energy is required to raise an object's temperature Specific heat
___does not involve the movement of matter Radiation
A material that is poor conductor of energy insulator
characteristics physical property of a substance, denoted by the letter c specific heat
the transfer of energy as heat through a material conduction
energy transferred as electromagnetic waves Radiation
a material through which energy is easily conducted conductor
the movement of fluids due to density differences caused by temperature variations convection
Heat always moves from an object of ____ temperature to an object of ____ temperature higher, lower
A drill bit will get hot after extended use. This is because mechanical heating
Solar panels gather _____ energy from the sun radiated
when energy is transformed, the amount of usable energy remains constant
A solar heating system that utilizes an electric fan to move warm air throughout a home called active system
Evaporation causes a ____ effect cooling effect
Heat engines use _____ to convert potential chemical energy and internal kinetic energy into mechanical energy combustion
An engine transforms chemical of fuel into work by pistons
the total amount of energy (both usable and unusable) in any process remains constants
Created by: trinitymploof08