Shadowing Practice: How Do Rainbows Form? - Learn English Speaking with Video
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17 sentences
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1
Sunny days are always fun, but I like rainy days too.
2
I don't mind getting a bit wet when I play in the rain or jump in puddles.
3
With a bit of luck, it can also be sunny and rainy at the same time.
4
The perfect time to see a rainbow.
5
You can't touch a rainbow and as much as you wish for it to be true, There's no pot of gold at the end.
6
So what exactly is a rainbow and how do they form?
7
The light from the sun is actually a mixture of all the colours in the visible light spectrum.
8
We call this white light.
9
A rainbow is caused by light being refracted when entering a droplet of water.
10
then reflected inside on the back of the droplet and refracted again when leaving it.
11
In a primary rainbow, the arc shows red on the outer part and violet on the inner side.
12
We can model and observe a rainbow using a prism.
13
you When the prism is placed between the source of light and a solid surface, the light is broken up into all the colours of a rainbow.
14
This is because each colour is a different wavelength of light and the prism bends the different wavelengths by different amounts.
15
In nature, a rainbow can form whenever light interacts with water droplets.
16
What other ways can rainbows form?
17
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Vocabulary and speaking notes for this lesson
This B1 speaking lesson is built on the video “How Do Rainbows Form?”. The speaker keeps coming back to these words: rainbow, droplet, prism, colour. This video has 17 sentences and 237 words to shadow. The speech runs for 1:37. The speaker talks at a steady 146 words per minute, a comfortable pace for shadowing. Only 76% of the words are among the 3,000 most common in English, so the vocabulary is demanding.
Key vocabulary in this video
The 15 most advanced words in the video, with pronunciation and meaning:
| Word | Pronunciation | Meaning |
|---|---|---|
| droplet noun | /ˈdɹɑplət/ | A very small drop. |
| prism noun | /ˈpɹɪzəm/ | An object having the shape of a geometrical prism (sense 1). |
| refract verb | Of a medium, substance, object, etc.: to deflect the course of (light rays), esp. when they enter the medium, etc., at an oblique angle; to cause refraction of… | |
| wavelength noun | /ˈweɪvˌlɛŋ(k)θ/ | The length of a single cycle of a wave, as measured by the distance between one peak or trough of a wave and the next; it is often designated in physics as λ… |
| rainy adjective | /ˈɹeɪni/ | Pouring with rain; wet; showery |
| sunny adjective | /ˈsʌni/ | Featuring a lot of sunshine. |
| colours noun | Flag denoting the nationality of a vessel, flown from the stern. | |
| puddle noun | /ˈpʌdəl/ | A small, often temporary, pool of water, usually on a path or road. |
| violet noun | /ˈvaɪ.ə.lət/ | A plant or flower of the genus Viola, especially the fragrant Viola odorata; (inexact) similar-looking plants and flowers. |
| subscribe verb | /səbˈskɹaɪb/ | To write (one’s name) at the bottom of a document; to sign (one's name). |
| interact verb | /ɪn.təˈɹækt/ | To engage in communication and other shared activities (with someone). |
| observe verb | /əbˈzɜːv/ | To notice or view, especially carefully or with attention to detail. |
| bend verb | /bɛnd/ | To cause (something) to change its shape into a curve, by physical force, chemical action, or any other means. |
| mixture noun | /ˈmɪkst͡ʃɚ/ | The act of mixing. |
| spectrum noun | /ˈspɛktɹəm/ | A range; a continuous, infinite, one-dimensional set, possibly bounded by extremes. |
Grammar in this video
The structures the speaker uses most, with the exact words from the video:
| Structure | In the video |
|---|---|
| Passive voice be + past participle — the focus is on what happens, not who does it | is caused · is placed |
| Verb + -ing enjoy, keep, stop… + -ing — verbs that are followed by the -ing form | mind getting |
Pronunciation to watch
The speaker uses 3 contractions and reduced forms, such as don't, can't. Say them the short way, as you hear them.
How to practise with this video
- Listen to the whole video once without speaking and note the words you do not know.
- Shadow it sentence by sentence at normal speed, repeating each one until your rhythm matches the speaker.
- Record yourself and compare with the original, paying attention to words like droplet, prism, refract.
What is the Shadowing Technique?
Shadowing is a science-backed language learning technique originally developed for professional interpreter training and popularized by polyglot Dr. Alexander Arguelles. The method is simple but powerful: you listen to native English audio and immediately repeat it out loud — like a shadow following the speaker with just a 1–2 second delay. Unlike passive listening or grammar drills, shadowing forces your brain and mouth muscles to simultaneously process and reproduce real speech patterns. Research shows it significantly improves pronunciation accuracy, intonation, rhythm, connected speech, listening comprehension, and speaking fluency — making it one of the most effective methods for IELTS Speaking preparation and real-world English communication.