--- title: Energy — where it comes from and how to save it — a lesson of Mova's school · trees and pragmatics description: «Energy — where it comes from and how to save it», a lesson of the world course of Mova's primary school, sentence by sentence with dependency trees and pragmatics. It begins: Energy is what makes things happen: it moves cars, warms houses, lights rooms and lets us run and think. --- [Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/school/world/56-energy/) [home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [school](https://md.mova.elamur.ai/free/en/corpora/school/) / [World](https://md.mova.elamur.ai/free/en/corpora/school/world/) / Energy — where it comes from and how t… # Energy — where it comes from and how to save it Lesson 56 of the world course of Mova's primary school: 21 sentences, each with its syntax tree and pragmatics. The lessons are written for Mova, and their agreed trees are part of Mova corpus 0.4 (CC BY-SA 4.0). How Mova does on its tests: [the lesson at school](https://md.mova.elamur.ai/free/en/school-run/world/56-energy/). - [0](https://md.mova.elamur.ai/free/en/corpora/school/world/56-energy/0/) — Energy is what makes things happen: it moves cars, warms houses, lights rooms and lets us run and think. - [1](https://md.mova.elamur.ai/free/en/corpora/school/world/56-energy/1/) — Energy is never made from nothing; it only changes from one form to another. - [2](https://md.mova.elamur.ai/free/en/corpora/school/world/56-energy/2/) — Almost all our energy starts in the Sun. - [3](https://md.mova.elamur.ai/free/en/corpora/school/world/56-energy/3/) — Plants catch sunlight to make food; we eat plants, or animals that ate plants, and get energy for our bodies. - [4](https://md.mova.elamur.ai/free/en/corpora/school/world/56-energy/4/) — Coal, oil and gas are fuels made from plants and tiny sea creatures that lived millions of years ago. - [5](https://md.mova.elamur.ai/free/en/corpora/school/world/56-energy/5/) — Burning them releases energy but also smoke and carbon dioxide, and once used they are gone — they are non-renewable. - [6](https://md.mova.elamur.ai/free/en/corpora/school/world/56-energy/6/) — Sunlight, wind, flowing water and the heat inside the Earth will not run out — they are renewable. - [7](https://md.mova.elamur.ai/free/en/corpora/school/world/56-energy/7/) — Solar panels turn sunlight into electricity, and wind turbines turn the moving air into electricity. - [8](https://md.mova.elamur.ai/free/en/corpora/school/world/56-energy/8/) — Saving energy means wasting less: switching off lights and screens, closing doors to keep heat in, walking or cycling instead of driving short distances. - [9](https://md.mova.elamur.ai/free/en/corpora/school/world/56-energy/9/) — Energy is needed to make anything move, heat up, light up or grow. - [10](https://md.mova.elamur.ai/free/en/corpora/school/world/56-energy/10/) — Energy changes from one form into another, but it is never made from nothing. - [11](https://md.mova.elamur.ai/free/en/corpora/school/world/56-energy/11/) — Most of the energy on Earth comes from the Sun. - [12](https://md.mova.elamur.ai/free/en/corpora/school/world/56-energy/12/) — Food gives our bodies energy, and that energy came from the Sun through plants. - [13](https://md.mova.elamur.ai/free/en/corpora/school/world/56-energy/13/) — Coal, oil and natural gas are fossil fuels formed from living things millions of years ago. - [14](https://md.mova.elamur.ai/free/en/corpora/school/world/56-energy/14/) — Fossil fuels are non-renewable because they take millions of years to form. - [15](https://md.mova.elamur.ai/free/en/corpora/school/world/56-energy/15/) — Burning fossil fuels releases carbon dioxide, which warms the Earth's climate. - [16](https://md.mova.elamur.ai/free/en/corpora/school/world/56-energy/16/) — Sun, wind, flowing water and heat from inside the Earth are renewable energy sources. - [17](https://md.mova.elamur.ai/free/en/corpora/school/world/56-energy/17/) — A solar panel changes sunlight into electricity. - [18](https://md.mova.elamur.ai/free/en/corpora/school/world/56-energy/18/) — A wind turbine changes the movement of the wind into electricity. - [19](https://md.mova.elamur.ai/free/en/corpora/school/world/56-energy/19/) — A battery stores energy in chemicals. - [20](https://md.mova.elamur.ai/free/en/corpora/school/world/56-energy/20/) — Switching off things we are not using saves energy. - ← previous: [Electricity — circuits, switches and safety](https://md.mova.elamur.ai/free/en/corpora/school/world/55-electricity/) - next →: [Caring for the environment](https://md.mova.elamur.ai/free/en/corpora/school/world/57-environment/) - ↑ back to [World](https://md.mova.elamur.ai/free/en/corpora/school/world/)