Examlex
A lock uses the numbers 0 through 12 for a four-number combination. How many different combinations are possible?
Atmospheric Layer
A layer in the Earth's atmosphere characterized by specific temperature and pressure conditions, such as the stratosphere or troposphere.
Earth's Air
The mixture of gases surrounding the planet, known as the atmosphere, which is crucial for supporting life by providing oxygen and protecting against solar radiation.
Troposphere
The lowest layer of Earth's atmosphere, where weather phenomena like rain, snow, and storms occur.
Atmospheric Boundary
The transitional layer of the atmosphere closest to the Earth's surface where the majority of weather phenomena take place.
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