8th Grade Science Guide

8.3: Ecology 3 Dimensions & Progressions

Unit 3

Objective

Overview

Materials

● I can follow the fow of energy (transformed in

● This is a reading connecting

● Reading ● Student Worksheet

respiration) from chemical to mechanical/ thermal.

photosynthesis and respiration and key points. Summary questions: What is needed for photosynthesis to occur? Be as specifc and complete as you can in respiration to occur? Be as specifc and complete as you can in your answer. Do autotrophs need to carry out cellular respiration? Why or why not? How are the equations for your answer. What is needed for cellular

photosynthesis and cellular respiration related? What keeps

atmospheric oxygen and carbon dioxide at stable levels?

Activity: CO2 Alterations in an Ecosystem

● I can relate

● Photosynthesis and

● Lesson plan - Learning Experience #9 ● Ways we can alter CO 2 ● Global Analysis of Co2 emissions ● CO2 and Climate change data ● NASA Climate Change Resources ● Interactive temperature slide relative to averages between 1951-1980

photosynthesis and respiration to trace the fow of matter and energy through organisms.

cellular respiration are both chemical processes that support life through the transformation of light energy into a form of energy that is usable by organisms.