Which of the following statements about stars is true? a. stars rarely differ in temperature. b. none of these c. all stars are the same temperature. d. stars vary greatly in temperature.

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

Suggest two reasons why irrigation is important for human development of the desert

Air masses are characterized by various properties including temperature humidity air temperature pressure and wind speed . which of the following air masses is associated with low relative humidity and high temperature