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Electrostatics: Quiz


Question 1: Some examples of these substances are rubber, plastic, ________, and pith.
Borosilicate glassGlassMACORCranberry glass

Question 2: Electrostatics is the branch of science that deals with the phenomena arising from stationary or slow-moving ________.
ElectromagnetismElectric chargeMagnetic fieldElectric current

Question 3: The Greek word for amber, ήλεκτρον (________), was the source of the word 'electricity'.

Question 4: Before the year 1832, when ________ published the results of his experiment on the identity of electricities, physicists thought "static electricity" was somehow different from other electrical charges.
William Thomson, 1st Baron KelvinCharles-Augustin de CoulombJ. J. ThomsonMichael Faraday

Question 5: Because the electric field is irrotational, it is possible to express the electric field as the gradient of a scalar function, called the ________ (also known as the voltage).
Lorentz forceElectric potentialMaxwell's equationsMagnetic field

Question 6: Note that the presence of electric current does not detract from the electrostatic forces nor from the sparking, from the ________, or other phenomena.
Electrostatic dischargeCorona dischargeLightningElectricity

Question 7: Since classical antiquity it was known that some materials such as ________ attract light particles after rubbing.

Question 8: an electron and a proton, that together make up a hydrogen ________, is about 40 orders of magnitude stronger than the gravitational force acting between them.

Question 9: Electrostatic phenomena arise from the ________ that electric charges exert on each other.
EnergyForceClassical mechanicsPhysics

Question 10: This surface charge imbalance, which yields static electricity, can be generated by touching two differing surfaces together and then separating them due to the phenomena of contact electrification and the ________.
Triboelectric effectCopperSiliconAluminium


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