Skip to main content

Previous

Multiple-choice questions using proportionality

Next

Electrical generators

crossword

Electrical matters and scientific vocabulary

Solution and notes

These notes focus on two very different aspects of physics. The section on electrical matters describes a cell used as a standard source of emf, and an intriguing thermoelectric effect, while the discussion of vocabulary highlights the origins of words that we use in physics

Figure 1 AWeston standard cell

In science ‘standard’ refers to consistent, meaningful and communicable values that link all the various quantities and their units that we use. Two other uses of the idea of ‘standard’ are:

adetailed description of the function, construction and quality of a manufactured object

Your organisation does not have access to this article.

Sign up today to give your students the edge they need to achieve their best grades with subject expertise

Subscribe

Previous

Multiple-choice questions using proportionality

Next

Electrical generators