Electrical Fundamentals

231. What is each atom made up of the following components?

• a) Protons, Neutrons, Electrons
• b) Protons, Core, Electrons
• c) Nucleus, Neutrons, Electrons

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NGSS.MS-PS1-1

232. How many valence electrons with L shell?

• a) 5
• b) 3
• c) 8

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

233. The mass of an atom is mainly focus on the?

• a) Electrons
• b) Protons
• c) Protons and neutrons

234. What charge does the nucleus of an atom possess?

• a) Positive
• b) Negative
• c) Neutral

235. What is the reason for the good conductivity of metal?

• a) Metal is the high mobility of its electrons
• b) Metal is the low mobility of its electrons
• c) Metal is an arrangement of atoms with 8 electrons in the valence orbit

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NGSS.HS-PS2-5

236. What is a molecule?

• a) The smallest unit of a substance
• b) The smallest part of an electron
• c) The smallest part of an atom

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NGSS.MS-PS1-1

237. Coulomb’s Law is

• a) About the force electrical charges have on each other
• b) About the force molecule charges have on each other
• c) About the Energy electrical charges have on each other

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NGSS.HS-PS2-4

238. What effect do the electrons of one atom have upon the electrons of another atom?

• a) They repel each other
• b) They attract each other
• c) They have no effect on each other

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NGSS.HS-PS1-3

239. What is the definition of Elementary Charge?

• a) Every electron carries a negative charge, every proton carries a positive charge. Both have the smallest charge existing,
• b) Every Proton carries a negative charge, every Neutron carries a positive charge. Both have the smallest charge existing,
• c) Every electron carries a positive charge, every proton carries a negative charge. Both have the smallest charge existing,

240. If 2 coulombs flowed through a circuit in 2 seconds, the circuit would have

• a) 2 volts PD
• b) 2 amps
• c) 1 amp