1. All About Earth Eric Angat Teacher

2. Essential Question How do I describe our planet?

3. The Sun powers photosynthesis. The Sun makes our planet warm. 1. Give two reasons why the Sun is so important. heat

4. 2. Give two reasons why we need plants. Lessens greenhouse gases or CO 2. We need plants to have food & oxygen. We need plants to slow down global warming. food O2O2

5. Atmosphere – air that envelopes Earth. 3. What is the most abundant gas in the atmosphere? Abundant=plentiful

6. Hydrosphere describes the combined mass of water found on, under, and over the surface of a planet. 4. How much of Earth is covered with water?

7. 5. How many percent of Earth’s water is readily usable to us? Not readily usable because of its salt content Not readily usable because it is solid.

8. Seasons and distance from the Sun http://dolio.lh.net/~apw/astro/sun.html Winter- USA Summer-USA Summer -Australia Winter-Australia Far Near

9. summer winter Southern hemisphere is tilted towards the Sun. Northern hemisphere is tilted away from Sun. 6. What causes the seasons on Earth? Earth’s tilt and its revolution around the Sun produce seasons.

10. EQUATOR Amazon rainforest

11. https://www.youtube.com/watch?v=KUF_Ckv8HbE Maps That Prove You Don't Really Know Earth

12. December-February- SUMMER March-May - FALL. June-August- WINTER. September-November - SPRING SEASONS in Buenos Aires Argentina: The 4 Seasons

13. Copy and answer the following questions. 7. What is the atmosphere? 8. What is the hydrosphere? 9. How does the cycle of oxygen and carbon dioxide happen? 10. What are the four layers of Earth? 11. What is rotation? 12. What is revolution?

14. https://www.youtube.com/watch?v=C34BW3fwtE4

15. Copy and answer the following questions. 7. What is the atmosphere? 8. What is the hydrosphere? 9. How does the constant cycle of oxygen and carbon dioxide happen? is the air that surrounds Earth. is the sum of all the water on Earth. Plants use carbon dioxide and create oxygen and we use oxygen and create carbon dioxide.

16. Copy and answer the following questions. 10. What are the four layers of Earth? 11. What is rotation? 12. What is revolution? Crust, mantle, outer core, and inner core. Spinning of a planet or a moon on its axis. This causes day and night. Earth and other planets moving around the Barycenter. Earth’s tilt as it revolves around the Sun causes seasons.