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Homeroom Warm Up What is the rock cycle? What are the driving forces or processes behind the rock cycle. Be sure to include the names of the 3 major types.

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Presentation on theme: "Homeroom Warm Up What is the rock cycle? What are the driving forces or processes behind the rock cycle. Be sure to include the names of the 3 major types."— Presentation transcript:

1 Homeroom Warm Up What is the rock cycle? What are the driving forces or processes behind the rock cycle. Be sure to include the names of the 3 major types of rocks and the processes that lead to the formation of each type of rock.

2 Science Warm Up Which of these is a waste material that is removed from the human body by the respiratory system? water oxygen C. sodium chloride D. carbon dioxide

3 Academic Enrichment Warm Up
The ______ system plays the key role in allowing organisms to have offspring and pass on their unique genetic information. A. nervous B. cardiovascular C. reproductive D. musculoskeletal

4 Homework Page 85 in textbook Academic Enrichment P

5 GLE GLE Distinguish between the basic features of photosynthesis and respiration. GLE Investigate the exchange of oxygen and carbon dioxide between living things and the environment.

6 Photosynthesis Grade 7 Science

7 What is photosynthesis?
Process plants use to make their own food Some plants cells contain chlorophyll Chlorophyll (green color) makes photosynthesis possible It occurs in the chloroplast

8 The chlorophyll absorbs the sunlight.

9 The sunlight is combined with water, Carbon Dioxide and nutrients from the soil.

10 6CO2 + 12H2O + light energy   C6H12O6 + 6O2
The chlorophyll processes the ingredients and makes sugar (plant food) and oxygen. Sugar + Air O2

11 Equation for Photosynthesis
6CO2 + 6H2O + light energy  C6H12O6 + 6O2`

12 Plants and animals need each other to survive.

13 Animals including humans make the CO2 (carbon dioxide) plants need
Animals including humans make the CO2 (carbon dioxide) plants need. They (the plants) make the O2 (oxygen) and food we need.

14 Cellular Respiration The process by which cells use oxygen to produce energy from food. It occurs inside the Mitochondria

15 Equation C6H12O6 + 6O2  6CO2 +6H2O + Energy

16 Closure What part of a plant can perform photosynthesis? A. only the leaves B. only the stem C. only the roots D. any cell with chlorophyll


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