SCIENCE 101 > GIZMOS > Gizmo Pond Ecosystem Student Exploration QUESTION and ANSWERS [ALL CORRECT SOLUTIONS] (All)
Gizmo Pond Ecosystem Student Exploration QUESTION and ANSWERS [ALL CORRECT SOLUTIONS]
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Vocabulary: abiotic factor, algal bloom, biotic factor, concentration, eutrophication, mean, oxygen, parts per million, photosynthesis Gizmo Warm-up The Pond Ecosystem Gizmo lets you study ponds ... as an ecologist would. Each of the tools can be dragged to the pond to take measurements. 1. Drag the Thermometer to the pond at 6:00 AM. What is the water temperature? 29 °C 2. Click Fast-forward ( ) until about 12:00 PM, and then click Pause ( ). What is the water temperature now? 32 °C 3. Just as soda contains dissolved carbon dioxide, pond water contains dissolved oxygen. The unit for measuring the concentration (amount) of oxygen is parts per million (ppm). Drag the Oxygen gauge to the pond. What is the concentration of oxygen? 4.04ppm 4. Drag the Fishing pole to the pond, and click Play ( ). Fish for about four hours. How many catfish did you catch? 2 How many trout? 1 [Show More]
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