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What is the movement of electrons from atom to atom? (20 - 431) - ANSWER-
✅✅Electricity
What is a state of matter that has definite volume and shape? (20-431) - ANSWER-
✅✅Solid
What is a state of matter that has definite volume but not definite shape? (20-431) -
ANSWER-✅✅Liquid
What is a state of matter that is fluid, has a relatively low density, and is highly
compressible? (20-431) - ANSWER-✅✅Gas
, True or False? All matter has electrical properties. (20-431) - ANSWER-✅✅True
What is a material that has very little resistance and permits electrons to move
through it easily?
What is an example of this? (20-431) - ANSWER-✅✅Conductor
Copper, Silver, Gold, Aluminum, Iron
What is a material that has a very high resistance and resists the flow of electrons?
What is an example of this? (20-431) - ANSWER-✅✅Insulator
Rubber, Glass, Paper, Plastic
What is a negatively charged particle in an atom? (20-431) - ANSWER-✅✅Electron
What is a neutral particle, with a mass roughly equal to a proton, that exists in the
nucleus of an atom? (20-431) - ANSWER-✅✅Neutron
What is a positively charged particle that exists in the nucleus of an atom? (20-431) -
ANSWER-✅✅Proton
What in an atom determines its weight and atomic number? (20-431) - ANSWER-
✅✅The number of Protons
What is produced when there are fewer electrons than normal? (20-431) - ANSWER-
✅✅Positive Charge
What is produced when there are more electrons than normal? (20-431) - ANSWER-
✅✅Negative Charge
What is the maximum number of shells an atom can have? (20-432) - ANSWER-
✅✅Seven
What is the outermost shell of an atom that contains the electrons that form new
compounds? (20-432) - ANSWER-✅✅Valence Shell
What material is the best conductor? (20-433) - ANSWER-✅✅Silver
What is an electronic device that has electrical conductibility between that of a
conductor and that of an insulator.
What are examples of these materials? (20-433) - ANSWER-✅✅Semiconductor
Carbon, Germanium, Silicon
What is an electrical charge at rest? (20-433) - ANSWER-✅✅Static Electricity
What is the alternating current (AC) created by power plant generators? (20-433) -
ANSWER-✅✅Generated Electricity