Around december 21st each year, the earth experiences a solstice. in the northern hemisphere, which season is it when this solstice takes place? a. spring b. winter c. fall d. summer

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 african continent is home of the worlds largest desert and longest river . t or f

Solve for r in the formula v = ir, when i = 5 and v = 15.