B1 · 5 minutes · Science

How rainbows form

A short talk about light, rain and the colours in the sky.

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What you’ll practise

Follow a short scientific explanation.

Words to know

raindrop: A single drop of rain.
bend: To change direction or shape.
spread out: To move apart and cover a wider area.

Words at this lesson’s level (B1)

At B1, you probably know about 94% of the words in this lesson.

Show 1 word that may be new

rainbow B2Look up

These words are in the recording, so they also help with the answers.

Word levels from the CEFR-J Wordlist 1.5 (Yukio Tono, Tokyo University of Foreign Studies); words not in it count as above B2. Your level is the one you chose in the level guide, otherwise the lesson’s.

Source

Original exercise by Joy English. Synthetic voice: Kokoro-82M (Apache-2.0).

Original script; synthetic narration.

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