--- title: Dinosaurs and life long ago — a lesson of Mova's school · trees and pragmatics description: «Dinosaurs and life long ago», a lesson of the world course of Mova's primary school, sentence by sentence with dependency trees and pragmatics. It begins: Life on Earth has changed over a very long time: the first living things were tiny single cells in the sea, and plants, animals and finally peop --- [Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/school/world/78-dinosaurs-and-life-long-ago/) [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/) / Dinosaurs and life long ago # Dinosaurs and life long ago Lesson 78 of the world course of Mova's primary school: 17 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/78-dinosaurs-and-life-long-ago/). - [0](https://md.mova.elamur.ai/free/en/corpora/school/world/78-dinosaurs-and-life-long-ago/0/) — Life on Earth has changed over a very long time: the first living things were tiny single cells in the sea, and plants, animals and finally people came much, much later. - [1](https://md.mova.elamur.ai/free/en/corpora/school/world/78-dinosaurs-and-life-long-ago/1/) — Dinosaurs were reptiles that lived for about 165 million years and died out about 66 million years ago, very likely after a huge rock from space hit the Earth and changed the climate. - [2](https://md.mova.elamur.ai/free/en/corpora/school/world/78-dinosaurs-and-life-long-ago/2/) — We know about them from fossils: when an animal was buried quickly in mud or sand, its bones were slowly replaced by minerals and turned into stone; footprints, eggs and even droppings can become fossils too. - [3](https://md.mova.elamur.ai/free/en/corpora/school/world/78-dinosaurs-and-life-long-ago/3/) — No person ever saw a living dinosaur — the first humans appeared more than 60 million years after the dinosaurs died out — but birds are living relatives of dinosaurs. - [4](https://md.mova.elamur.ai/free/en/corpora/school/world/78-dinosaurs-and-life-long-ago/4/) — By looking at a fossil skull, scientists can tell what an animal ate: Tyrannosaurus had long, sharp, curved teeth for meat, while Triceratops had a beak and rows of grinding teeth for tough plants. - [5](https://md.mova.elamur.ai/free/en/corpora/school/world/78-dinosaurs-and-life-long-ago/5/) — Dinosaurs died out about 66 million years ago. - [6](https://md.mova.elamur.ai/free/en/corpora/school/world/78-dinosaurs-and-life-long-ago/6/) — A huge rock from space hit the Earth about 66 million years ago; its dust and smoke blocked the sunlight all over the world and changed the climate. - [7](https://md.mova.elamur.ai/free/en/corpora/school/world/78-dinosaurs-and-life-long-ago/7/) — People never lived at the same time as dinosaurs. - [8](https://md.mova.elamur.ai/free/en/corpora/school/world/78-dinosaurs-and-life-long-ago/8/) — Birds are descended from dinosaurs. - [9](https://md.mova.elamur.ai/free/en/corpora/school/world/78-dinosaurs-and-life-long-ago/9/) — A fossil is the remains or trace of a living thing turned into stone. - [10](https://md.mova.elamur.ai/free/en/corpora/school/world/78-dinosaurs-and-life-long-ago/10/) — Footprints, eggs and droppings can become fossils as well as bones. - [11](https://md.mova.elamur.ai/free/en/corpora/school/world/78-dinosaurs-and-life-long-ago/11/) — Fossils usually form when a living thing is buried quickly in mud or sand. - [12](https://md.mova.elamur.ai/free/en/corpora/school/world/78-dinosaurs-and-life-long-ago/12/) — Scientists who study fossils are called palaeontologists. - [13](https://md.mova.elamur.ai/free/en/corpora/school/world/78-dinosaurs-and-life-long-ago/13/) — Sharp, curved teeth show that an animal ate meat. - [14](https://md.mova.elamur.ai/free/en/corpora/school/world/78-dinosaurs-and-life-long-ago/14/) — Flat, grinding teeth show that an animal ate plants. - [15](https://md.mova.elamur.ai/free/en/corpora/school/world/78-dinosaurs-and-life-long-ago/15/) — The first living things on Earth were tiny single cells in the sea. - [16](https://md.mova.elamur.ai/free/en/corpora/school/world/78-dinosaurs-and-life-long-ago/16/) — Woolly mammoths, hairy relatives of elephants, lived during the last Ice Age, long after the dinosaurs. - ← previous: [Fungi, bacteria and tiny living things](https://md.mova.elamur.ai/free/en/corpora/school/world/77-fungi-bacteria-tiny-living-things/) - next →: [Senses of animals: how they see, hear and smell](https://md.mova.elamur.ai/free/en/corpora/school/world/79-senses-of-animals/) - ↑ back to [World](https://md.mova.elamur.ai/free/en/corpora/school/world/)