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Here points radiate out from the central idea or concept.
All objects radiate energy at a rate depending on their temperature.
no...
Styrofoam
YES
Here points radiate out from the central idea or concept.
Radiation usually means when something starts at one central point and travels at an outward motion.
All objects radiate energy at a rate depending on their temperature.
Lines or shapes that radiate outward from a central point in a circular fashion.
no...
rays
Styrofoam
YES
social network
yes
Yes
9 X 10^9