# Ampere: Quiz

Question 1: Around 6.242 × 1018 ________ passing a given point each second constitutes one ampere.
ElectronPositronPhotonAtom

Question 2: The ampere (symbol: A) is the SI unit of ________ and is one of the seven SI base units.
Maxwell's equationsMagnetic fieldElectric chargeElectric current

Question 3: The ________ unit of charge, the coulomb, "is the quantity of electricity carried in 1 second by a current of 1 ampere." Conversely, a current of one ampere is one coulomb of charge going past a given point per second:
Systems of measurementInternational System of UnitsConversion of unitsMetric system

Question 4: The "international ampere" was an early realisation of the ampere, defined as the current that would deposit 0.001118000 grams of silver per second from a ________ solution.
Silver perchlorateSilver nitrateSilver iodideSilver hexafluorophosphate

Question 5: In practical terms, the ampere is a measure of the amount of ________ passing a point per unit time.
Magnetic fieldElectromagnetismElectric chargeElectric current