Questions: Section 8

Comprehension Questions

  1. According to the calendar, when is the first day of spring?

  2. The first day of spring is called what?

  3. On the first day of spring, the sun’s rays are at the same slant as they were at what other time of the year?

  4. What can happen when warm air from the south and cold air from the Arctic collide?

  5. What happens when warm, moist air moves over cold ground?

  6. When do the first heavy rains of spring usually come?

  7. During which month does the fastest warming happen?

  8. How do April temperatures normally compare with March temperatures?

  9. The last freezing temperatures of the season normally occur when?

  10. Which month is the windiest?

  11. What can happen when ice blocks a river channel and water from melting snow keeps coming into the river?

  12. What major weather event happened to Grand Forks in 1997?

Critical Thinking Question

  1. The sun’s rays are at the same angle in the spring as they are in the fall. Why is it much colder on March 20 than it is on September 22?