Name at least 4 things our atmosphere does for us.

What major factors play a role in global warming? 1. human activity and normal climate conditions 2. natural factors and human activity 3. normal climate conditions and abnormal human activities 4. abnormal human activities and natural factors

The graph below plots the temperature and luminosity of stars on the main sequence.

The poles appear to be slightly flattened in a robinson projection. question 1 options: true false