Glossary term
thermosphere
Definition
A layer in the atmosphere between 80–700 km above the Earth’s surface. Thermo is Greek for heat. The temperature steadily increases, reaching around 70°C at 700 km.
A layer in the atmosphere between 80–700 km above the Earth’s surface. Thermo is Greek for heat. The temperature steadily increases, reaching around 70°C at 700 km.