Why does it rain ks3

On synoptic maps, warm fronts are shown by a red line with red semi-circles. Cold fronts are shown by a blue line with blue triangles. When the land warms up, it heats the air above it. This causes the air to expand and rise.

As the air rises it cools and condenses. If this process continues then rain will fall. This type of rainfall is very common in tropical areas but also in areas such as South East England during warm sunny spells. British rainfall Depressions pass over Britain frequently.

Why does most rain fall in the west? Highland areas receive more rain - many of these are in the west. Prevailing winds come from the south west carrying moisture from the Atlantic Ocean. Features key questions, learning outcomes, starter, plenary and several 'main' activities to develop understanding of rainfall.

One of these uses a worksheet which is provided. The starter and plenary work best with post-it notes or mini whiteboards. Select overall rating no rating.

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