To make changes in your home (warming things up, cooling things down, moving things) you place a demand on the electrical grid for electrical power.
To maintain some changes (keeping a room warm, keeping the contents of the fridge cold, keeping a pan of water boiling) you also make a demand.
Having ready access to electrical power on demand gives you many possibilities.
The accumulation of those demands results in a bill, which we pay for. Energetic costs for making or keeping changes. Something.
The bill has two components: a standing charge, for maintaining the infrastructure connecting us to the producers, and a variable charge for the number of units
.
These brief notes focus on ways of discussing
The focus is on developing ways of describing these connections that are accessible to children, and their households in ways that support thinking about their bills and sustainable living.
You could make some of these changes by burning gas or another fuel. Here you're only thiking aboput electrical power.