Which of these represents an electric current in a metal wire?
A
a flow of protons
B
a flow of free electrons
C
a flow of neutrons
D
a flow of positive ions
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.