A: electrons
Oracle Prep sorts past-paper questions by topic, so you can drill Electricity and see which topics are most likely to come up next.
Sign up free →Questions and mark schemes are from past examination papers and remain the copyright of the exam board. How Oracle Prep builds its content
Two metal spheres P and Q are mounted on insulating stands and are touching each other. They are uncharged. A positiv…
A length of resistance wire is used as a resistor in a simple circuit. Four separate changes are made to the wire. Wh…
A 6V supply is connected in series with an ammeter and a 4Ω resistor. What is the reading on the ammeter?
A bimetallic strip made from brass and iron is used as a thermostat. When the strip is heated, the brass expands more…
Which diagram shows an example of a longitudinal wave?
A student holds a sheet of paper with letters on it facing a plane mirror. The letters on the paper are shown. TOF Wh…