1. How many passengers had to be rescued during Spain's power outage Monday?

2. What is the estimated cost of Monday's power outage across Spain and Portugal?

3. From what sources does Spain get its power?

4. How do traditional gas and nuclear power plants work that allows them to keep operating during a power outage?

5. Why doesn't solar power work during a power outage?

6. What do you think: should governments rely so heavily on wind and solar to power their countries? Explain your answer.