In a copper wire, an electric current is a flow of which of the following?
A
protons
B
neutrons
C
atoms
D
free electrons
Markscheme
4.2.2a Electric current, charge and measuring current Questions
51 exam-style questions on CIE IGCSE Physics 4.2.2a Electric current, charge and measuring current. Each one has a worked solution and a mark scheme showing where the marks go.