8th Grade Science Guide

8.3: Ecology 3 Dimensions & Progressions

Unit 3

● I can describe the process of cellular

● Students review

● Beakers ● straws ● Bromothymol Blue Solution ● water ● Stopwatches ● LabSheet

photosynthesis and respiration, comparing how they are related (chemically).

respiration as stored energy is released and matter is rearranged to maintain life. ● I can write and describe the chemical equation for respiration. ● I can describe the outcomes of respiration including that our bodies release the energy in the food we eat and rearrange matter into new molecules. photosynthesis and respiration to trace the fow of matter and energy through organisms. ● I can relate

Activity: Energy Transformation

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