---
title: Mirrors, rainbows and the blue sky — the lesson's questions with trees and pragmatics · Physics
description: The 15 test and exam questions of lesson 21 «Mirrors, rainbows and the blue sky» of the physics course of Mova's primary school, each with its options, Mova's choice and the right answer, every sentence with its dependency tree and pragmatics.
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/questions/physics/21-mirrors-rainbows-and-the-blue-sky/)

<!-- crumbs -->
[home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [questions](https://md.mova.elamur.ai/free/en/corpora/questions/) / [Physics](https://md.mova.elamur.ai/free/en/corpora/questions/physics/) / Mirrors, rainbows and the blue sky

# Mirrors, rainbows and the blue sky

<!-- .vabout -->
The 15 questions of lesson 21 «Mirrors, rainbows and the blue sky» of the physics course of Mova's primary school with their options, 82 sentences, every one parsed by Mova with its syntax tree and pragmatics. How the student did on them: [the lesson at school](https://md.mova.elamur.ai/free/en/school-run/physics/21-mirrors-rainbows-and-the-blue-sky/).

<!-- list vl: b t e -->
- [t1](https://md.mova.elamur.ai/free/en/corpora/questions/physics/21-mirrors-rainbows-and-the-blue-sky/t1/) — Me cousin says the sky's blue cos it reflects the sea. Is that right? — wrong ✗ · ★
- [t2](https://md.mova.elamur.ai/free/en/corpora/questions/physics/21-mirrors-rainbows-and-the-blue-sky/t2/) — What colour is the daytime sky seen from the Moon? — right ✓ · ★
- [t3](https://md.mova.elamur.ai/free/en/corpora/questions/physics/21-mirrors-rainbows-and-the-blue-sky/t3/) — After a big volcano erupts, sunsets around the world look extra red. Why? — wrong ✗ · ★
- [t4](https://md.mova.elamur.ai/free/en/corpora/questions/physics/21-mirrors-rainbows-and-the-blue-sky/t4/) — In a cartoon a leprechaun hides gold where the rainbow touches the ground. Why could you never get there? — right ✓ · ★
- [t5](https://md.mova.elamur.ai/free/en/corpora/questions/physics/21-mirrors-rainbows-and-the-blue-sky/t5/) — Why does a heron stab a little beside where the fish appears to be? — wrong ✗ · ★
- [t6](https://md.mova.elamur.ai/free/en/corpora/questions/physics/21-mirrors-rainbows-and-the-blue-sky/t6/) — Why do rain clouds look dark grey? — right ✓ · ★
- [t7](https://md.mova.elamur.ai/free/en/corpora/questions/physics/21-mirrors-rainbows-and-the-blue-sky/t7/) — What would you see if you looked at the back of a shiny spoon? — wrong ✗ · ★
- [t8](https://md.mova.elamur.ai/free/en/corpora/questions/physics/21-mirrors-rainbows-and-the-blue-sky/t8/) — Your mate says a mirror swaps left and right, so why doesn't it swap up and down? What is the real answer? — right ✓ · ★
- [t9](https://md.mova.elamur.ai/free/en/corpora/questions/physics/21-mirrors-rainbows-and-the-blue-sky/t9/) — Which shows that white light is a mixture of colours? — wrong ✗ · ★
- [t10](https://md.mova.elamur.ai/free/en/corpora/questions/physics/21-mirrors-rainbows-and-the-blue-sky/t10/) — A shopkeeper puts a big curved mirror in the corner of the shop. Why curved? — right ✓ · ★
- [t11](https://md.mova.elamur.ai/free/en/corpora/questions/physics/21-mirrors-rainbows-and-the-blue-sky/t11/) — You see a rainbow with the Sun low behind you in the evening. Which side of the sky is it in? — wrong ✗ · ★
- [e1](https://md.mova.elamur.ai/free/en/corpora/questions/physics/21-mirrors-rainbows-and-the-blue-sky/e1/) — Identify the principal cause of the blue colour of the daytime sky. — wrong ✗ · exam
- [e2](https://md.mova.elamur.ai/free/en/corpora/questions/physics/21-mirrors-rainbows-and-the-blue-sky/e2/) — Which of the following statements most accurately characterises the formation of a rainbow? — wrong ✗ · exam
- [e3](https://md.mova.elamur.ai/free/en/corpora/questions/physics/21-mirrors-rainbows-and-the-blue-sky/e3/) — It is given that an observer perceives a rainbow. Determine the position of the Sun relative to the observer. — wrong ✗ · exam
- [e4](https://md.mova.elamur.ai/free/en/corpora/questions/physics/21-mirrors-rainbows-and-the-blue-sky/e4/) — Ascertain the reason for which a straight rod partially immersed in water appears bent. — right ✓ · exam

<!-- pn -->
- ← previous: [20. Light and shadows](https://md.mova.elamur.ai/free/en/corpora/questions/physics/20-light-and-shadows/)
- next →: [22. Lenses and eyes](https://md.mova.elamur.ai/free/en/corpora/questions/physics/22-lenses-and-eyes/)
- ↑ back to [Physics](https://md.mova.elamur.ai/free/en/corpora/questions/physics/)