Cycling Matter & Flow of Energy - FREE Video Worksheet - Middle School Science

Why do lions hunt zebras? Why do flowers need bees? How do different species living together affect each other? Ecosystems are full of fascinating interactions between organisms - some fight for resources, some hunt each other, and some help each other survive!

Standards:

NGSS: 

• MS-LS2-3

TEKS: 

• 7.12.A
• 7.12.B
• BIO.13.C

 

⭐ What's Covered?:

✅ How energy flows one-way through ecosystems via food webs

✅ Why energy is lost at each trophic level

✅ How matter cycles between living organisms and the environment

✅ The water, carbon, and nitrogen cycles explained

✅ The crucial role of decomposers in recycling nutrients

✅ Why ecosystems need constant energy input but recycle matter

✅ Real examples: from photosynthesis to decomposition

 

What will the students be doing?

● Students will be given either a printed or digital handout to record answers on.

● Either individually or as a class watch the video

● Then, they will use the video and their own knowledge to answer the questions.

● Use questions to spark discussions and apply information beyond the page!