List of Demonstrations Performed for Teacher-Learners
(1) Primary producers, growth needs for plants, photosynthesis (Monday)
- Light
- Water
- properties of water - adhesion/cohesion
- surface tension
- high specific heat / high heat of vaporization
- universal solvent
- relative humidity - sling psychrometer
- Minerals
- mineral deposits
- conductivity tester - electrolytes
- iron retrieval from cereal
- Carbon
- carbon dioxide & candle
- sugar and sulfuric acid
- (2) Food Chains and the cycling of matter and transfer of energy
(Tuesday)
- Oxygen
- jelly-bean in air vs. oxygen environment
- Energy
- Calorimetry - measuring calories of food
- probeware - temperatre
- Energy transfer - generator
- reading food labels
- Diet / regular soda - calories
- Weigh sugar
- jelly-bean in air vs. oxygen environment
- Carbon
- soot of candle
- burn coal
- sugar & sulfuric acid
- Water
- electrolysis - element cycles
- distillation
- Oxygen
- biomes
- ecosystems
- Scientific inquiry
- Variables
- Controls
- decomposers - microscopy
- etiolation
- Microscopy
- Leaf anatomy - USB microscopes
- Photosynthesis -Elodea - oxygen bubbles
- Digital microscopy | Column photos
(3) Experimental design, decomposers, ecosystems - (Wednesday)
(4) Misconceptions, food webs, energy flow, ecosystems (Thursday)
- misconceptions of energy transfer
- Food chains/food webs
- energy flows in ecological systems
- distinction between ecological systems vs. ecosystems, biomes
- Revisit the standards and discuss content in relation to the standards and
- Food Webs
- Owl Pellets - food web | Owl pellet dissection
- Soil Environment
- Soil percolation - filtration
(5) Scientific Explanation; Interpretation (Friday)
- Interpretation of Data
- Observation vs. Inference
- raisins in soda
- silk plant