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What happens to the air when climbing a mountain?

In which layer of the atmosphere do meteors burn up to create shooting stars?

Which cycle involves forming fossil fuels from the decay of dead plants and animals in the biosphere?

1. When climbing a mountain, the air becomes thinner and less dense. This means there is less oxygen available for breathing, making it harder for the body to function properly.

2. Meteors burn up in the mesosphere layer of the atmosphere, creating shooting stars.

3. The cycle that involves forming fossil fuels from the decay of dead plants and animals in the biosphere is known as the carbon cycle.