Demonstration: a shuttling ping-pong ball serves as a model of ions moving in an electric field.
Demonstration: comparisons with magnetic fields may be helpful here.
This shows the shape of electric fields, in much the same way that magnetic fields are demonstrated with iron filings.
The IOP wants to support young people to fulfil their potential by doing physics. Please sign the manifesto today so that we can show our politicians there is widespread support for improving equity and inclusion across the education sector.