rainbow

Everyday

1. A rainbow is a curved band of colours that appears in the sky when sunlight shines through raindrops. tree →
2. Anything with many bright colours in bands can be called rainbow, like a rainbow scarf. tree →

In the lessons

In science a rainbow shows that white light is made of colours split by water drops (red, orange, yellow, green, blue, indigo, violet); you see one with the sun behind you and rain in front. In stories it is a sign of hope after a storm. Phrases: «a double rainbow», «the colours of the rainbow», «at the end of the rainbow».

Examples

• After the rain we saw a rainbow over the hills. tree →
• There are seven colours in a rainbow. tree →
• A prism can make a rainbow on the wall. tree →
• We saw a double rainbow from the car. tree →
• She wore a rainbow T-shirt to school. tree →
• You can make a small rainbow with a garden hose on a sunny day. tree →
• Red is always on the outside of a rainbow. tree →
• The water drops mounted to the clouds and glittered in the rainbow. tree →

Note

Countable: a rainbow, two rainbows. One word. Myth: there is no pot of gold at the end of a rainbow — you can never reach its end, because it moves as you move. The seven colours: ROYGBIV.