Internet Investigation Ecosystems

Investigate ecosystems: learn about biotic/abiotic factors, energy flow, and invasive species. Middle school science.

Which of the following are characteristics of living things? (Circle all that apply) They Eat They Grow They Move Fill in the parts of the experiment completed in the video: Why do things need to eat, to get ENERGYIndependent Variable: AMOUNT OF NUTRIENTS ADDED (FERTILIZER)Dependent Variable: HOW MUCH THE PLANTS GROWControls: SAME CUP, SAME AMOUNT OF SOIL, SAME TYPE OF SOIL, SAME AMOUNT OF SUNLIGHTType of Data Collected: QUANTITATIVE Which of these Describes a Food Chain? A model that shows how energy flows between living things A self-contained collection of different things that work together with the living and non-living things around them A system of living and non-living things and their environment All of the living things in an area Which of these describes an ecosystem? A model that shows how energy flows between living things A self-contained collection of different things that work together with the living and non-living things around them A system of living and non-living things and their environment All of the living things in an area Draw an example of a food chain: EASIER VIDEO CHOICE Can we define what just one ecosystem is? Why or why not? EASIER OPEN ENDED QUESTION What is the difference between BIOTIC and ABIOTIC factors. How would putting a foreign or invasive species in an ecosystem affect all of the species in that ecosystem? How do the laws of conservation of mass and energy apply to ecosystems? EASIER OPEN-ENDED QUESTION Where does energy come from in every ecosystem? Explain why this is true.