RADT 142 Essential Concepts Test Questions and Answers
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RADT 142 Essential Concepts
Institution
RADT 142 Essential Concepts
RADT 142 Essential Concepts Test Questions and Answers
Newton's 1st Law of Motion - Answer-(law of inertia) a body will remain at rest or will continue to move with constant velocity in a straight line unless acted on by an external force
Newton's 2nd Law of Motion - Answer-the force (F) that a...
RADT 142 Essential Concepts Test
Questions and Answers
Newton's 1st Law of Motion - Answer-(law of inertia) a body will remain at rest or will
continue to move with constant velocity in a straight line unless acted on by an external
force
Newton's 2nd Law of Motion - Answer-the force (F) that acts on an object is equal to the
mass (m) of the object multiplied by the acceleration (a) produced
Newton's 3rd Law of Motion - Answer-Action/reaction - for every action, there is an
equal and opposite reaction
Matter - Answer-anything that occupies space
Energy - Answer-the ability to do work; measured in ergs or joules
Potential Energy - Answer-the ability to do work by virtue of position
Kinetic Energy - Answer-the energy of motion
Chemical Energy - Answer-the energy released by a chemical reaction
Electrical Energy - Answer-represents the work that can be done when an electron
moves through an electric potential difference (voltage)
Thermal Energy (heat) - Answer-the energy of motion at the molecular level
Conduction - Answer-is the transfer of heat through a material or by touching
Convection - Answer-is the mechanical transfer of "hot" molecules in a gas or liquid
from one place to another
Thermal - Answer-is the transfer of heat by the emission of infrared radiation
Electromagnetic Energy - Answer-least familiar form of energy; used in x-ray imaging
Solar Energy - Answer-energy from the sun that is converted into thermal or electrical
energy
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