Voltage and Current In which states may matter may be found? solid, liquid, or mineral mineral, gas, or liquid plastic, solid, or gas solid, gas, or liquid Material that consists of a mixture of elements is considered to be: an element a molecule an ion a compound How many valence shell electrons are there in semiconductor atoms? 16 8 4 2 When considering conventional current versus electron current flow: protons move in conventional current flow electron current flow came first conventional current flow came first the direction of the current is the same in both methods A lead-acid battery is an example of a fuel cell primary battery solar cell secondary battery The charge of one coulomb is equal to one ampere one second 6.24 x 10−18 electrons 6.24 x 1018 electrons A basic electric circuit is made up of what components? A load, a resistor, and a conductive path for current A voltage source, a load, and a conductive path for current A voltage source, a conductive path for current, and a battery A conductive path for current, a battery, and a copper wire An ammeter is used to measure voltage current resistance All of the above What is the name of the pressure that moves electrons in a closed circuit? amperes ohms voltage coulombs What is the characteristic of a secondary cell? rechargeability not rechargeable a dry cell non-liquid Time's up