1. Lesson Essential Question:
BELLRINGER:
The spinning of Earth on its axis is called:
_________ is the movement of one object around another.
Lesson Essential Question:
What are the causes and effects of the seasons? 1

2. Complete the “Earth’s Movement in Space” crossword puzzle
Today's Activities:
Go over bellringer
Add new LEQ to SLM
Complete the “Earth’s Movement in Space” crossword puzzle
Watch Seasons BrainPop
Seasons Reading and Demonstration
Complete the “Seasons” notes worksheet. 2

3. WORD SPLASH
seasons
solstice
equinox 3

4. The spinning motion of a planet on its axis

5. The movement of one object around another.

6. What is the calendar?
The calendar is a system of organizing time that defines the beginning, length, and divisions of a year.

7. The Julian Calendar
Leap year – adding 1 day to the calendar every 4 years to reflect the actual length of a year.
Year = days long
Normal year = 365 days
Every 4 years there needed to be one extra day added to the year. ( )
Add leap day (Feb 29) every 4 years

8. The Gregorian Calendar
Modified leap day rules
Year = days long
Normal year = 365 days
Add leap day (Feb 29) every 4 years
Remove one leap day every hundred years
Except every 400 years (so 2000 was a leap year!)

9. Leap Year
Adding one day every 4 years (Feb 29) since the year is actually days long.

10. Science Challenge Question10

11. Science Challenge Question11

12. Science Challenge Question12

13. Sunlight Striking Earth’s Surface
Near the equator, sunlight strikes Earth’s surface more directly and is less spread out than near the poles.

17. Label the diagram. Include the following at each position: Earth’s axis, The equator, The light and dark areas of the Earth, The direction of revolution, The names of the seasons

18. Homework:
Thursday, April 27, 2017
None! 18

19. Science Challenge Question
Base your answers to the following questions on the diagram below, which represents an exaggerated view of Earth revolving around the Sun. Letters A, B, C, and D represent Earth’s location in its orbit on the first day of each of the four seasons.
Which location in Earth’s orbit represents the first day of fall (autumn) for an observer in New York State? (1) A (2) B (3) C (4) D 19

20. Science Challenge Question20