Ecosystems: Food Webs, Food Chains, & Trophic Cascades

QUICK VIEW

• HW: Work on Ecosystem Vocabulary Video Project.

• CW: [1] Completed note handouts on page 23 and 25 of the notebook. [2] Completed diagram and food chain/web on page 22. [3] Completed paragraph summary (p25) and 3 margin questions.

• DN: Take copies of handouts and glue into notebook.

• Reminders: [1] Tomorrow is the last day to sign up to work in pairs. Group Project is Due TUESDAY (10/8). [2] Late Wheel Projects are due Friday.

RESOURCES

Food Webs, Food Chains, & Trophic Levels Diagram

Food Webs, Food Chains, & Trophic Levels Notes Handouts

Lesson Outline

5min> Students complete the Do Now.

20min Food Web, Food Chains, Trophic Cascades Notes.

5min Complete Food Web, Food Chains, Trophic Cascades Diagram.

5min> Glue handouts and diagrams into the notebook.

5min Use completed diagram to write paragraph summary.

5min Collect materials. Clean up. Wrap up.

Ecosystems: The Chuck-Ken Food Web

QUICK VIEW

• HW: Start on your Ecosystem Vocabulary Video project. (Due: Tuesday 10/8 for GROUPS & Tuesday 10/15 for INDIVIDUALS)

• CW: Completed Chuck-Ken Food Web Poster.

• DN: Take back notebooks, grab a handout (one per pair), cut out tiles, and add color.

• Reminders: You must sign-up to work in pairs for the Ecosystem Video Project. Last day to sign up is Wednesday (10/2).

RESOURCES

Chuck-Ken Food Web Poster Handout

Ecosystems Vocabulary Video Project Rubric

LESSON OUTLINE

10min Students complete the Do Now by taking handout, cutting out tiles, and coloring animals and plants.

5min Teacher outlines instructions for Chuck-Ken Food Web Poster.

10min< Students, working in pairs, assemble food web and add arrows, title, and names.

10min< Students add additional labels (primary, secondary, etc.) and identify the keystone species.

10min Teacher outlines project rubric and provides details.

5min Collect materials. Clean up. Wrap up.

MiniLab: Muscle Endurance

QUICK VIEW

• CW: Complete the Muscle Endurance MiniLab write up. (Chart/Trendline, Identify the variables & constants, Analysis, Prediction for 3.5kg, and Hypothesis.)

• DN: Take the MiniLab Handout and fill in the independent and dependent variable, then complete the hypothesis.

• Reminders: Last day for Wheel Project is Monday (9/30) without penalty.

RESOURCES

Muscle Endurance MiniLab Handout

Example Data for Muscle Endurance Lab

LESSON OUTLINE

5min Students complete the Do Now.

5min Teacher outlines the procedures for the MiniLab and randomly selects participants.

5min Class identifies variables and develops hypothesis

10-15min Trials 1-4 are carried on while students record data. (While waiting, students should start labeling chart and entering numbers into a spreadsheet to determine averages.)

5min Students plot the data and add a trendline. Students make a prediction for 3.5kg.

5min Students complete the MiniLab report.

5min Collect materials. Clean up. Wrap up.

AIM: Students perform an experiment to collect, analyze, and interpret the data.

Notebook Check

QUICK VIEW

• CW: Checked Notebook.

• DN: Write your name at the top of p9 of your notebook and then glue the table underneath your name.

• Reminder: [1] Last day for Wheel Project is Monday (9/30) without penalty. [2] Safety & Policy Quiz Retakes during Friday Tutorial.

LESSON OUTLINE

5min> Students complete the Do Now.

5min Students exchange notebooks.

10min 1st Check. Students check notebooks and record scores.

10min 2nd Check. Students add an additional table. Students trade notebooks again, check notebooks, and record scores.

10min Overview of short answer strategies to improve quiz scores. Quick recount on quiz score breakdowns.

5min Collect materials. Clean up. Wrap up.

Quiz: Ecosystem Intro. + Species Interactions

QUICK VIEW

• HW: Make sure your notebook is updated before the notebook check. (p1 Safety Contract, p3 Trends in Data, p4-5 Science 101, p6 CER, p10 Do Nows, p16 Diagram, p17 Notes [+3 Margin Qs and Paragraph Summary], p18 Biotic & Abiotic Drawing, p20 Interactions Table, and p21 Notes [+3 Margin Qs and Paragraph Summary]

• DN: Are shells biotic or abiotic?

• Reminder: [1] CER & Experimental Design Quiz Retakes on Thursday. [2] Last day for Wheel Project is Monday (9/30) without penalty. [3] Safety & Policy Quiz Retakes during Friday Tutorial.

LESSON OUTLINE

5min> Students complete the Do Now by answering the question.

5min Students review their notes.

5min> Teacher reminds students how to fill out their bubble sheets.

5min Teacher goes over how to complete the quiz.

20-25min Students take quiz.

5min Collect materials. Clean up. Wrap up.

AIM: Identify interactions between species as either competitive, mutual, parasitic, or commensal interaction between species and provide reasoning.