Conditions for Life on Earth 0.0 / 5 ? Environmental Science/StudiesLiving EnvironmentA2/A-levelAQA Created by: JCodlinCreated on: 13-11-20 14:55 23156 Across 1. Molten layers beneath the crust produce this. It helps to deflect the solar wind and prevents damaging radiation reaching the Earth's surface. (8, 5) 5. An orbit angle of movement around the sun which causes seasonal variations. (4, 2, 8) 6. The temperature of the Earth's surface increases when this decreases. (5, 2, 8) Down 1. The _____ of the Earth was great enough to prevent most gases escaping such as Carbon, Hydrogen, Oxygen and Nitrogen. (4) 2. Atmospheric Conditions before life. (5, 7) 3. Liquid important in transport and temperature regulation (5)
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