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Jack and Jill are lying on the floor inside the house, dead. They died from lack of water. There is shattered glass next to them. How did they die? 2. A barrel of water weighs 20 pounds. What must you add to it to make it weigh 12 pounds?
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Jack and Jill are lying on the floor inside the house, dead. They died from lack of water. There is shattered glass next to them. How did they die? • 2. A barrel of water weighs 20 pounds. What must you add to it to make it weigh 12 pounds? • 3. If both a brown egg and a white egg were laid, what kind of chicks would hatch from the rooster? Riddles
Practice • Determine the volume for the following • 1. Mass = 6 grams Density = 2 grams/ml • 2. Mass = 12 grams Density = 4 grams/ml Which one is more compact? Is muscle or fat more dense?
OHTAC Review • What is the name of the theory of how the dinosaurs became extinct? ___________________________ • What is the theory of how the solar system began? ________________________ • What is 90o divided by 3? _________ (no calculator) • What step in the scientific method is also called an educated guess? _______________ • What step in the scientific method uses a table to collect data? _____________ • What step in the scientific method uses a graph to present results? _____________ • If you are testing the effects of fertilizer on plant growth, what is your independent variable? ___________________ • What is your dependent variable? (what are you testing?) _______________
1. Group Activity: How well do you work as a team2. Activity on DensityQuick Write: Using A piece of Paper (not scrap) List words from A to Z that come to mind when you think of Going Green (may skip three letters of your choice)
1. Activity on Chart Interpretation 2. Quick Write: (On Back Of piece of paper you used for A to Z) You are doing an experiment on how eating McDonald’s food increases peoples weight. Write down the 5 steps for OHTAC and explain what each step would be in your Scientific Method. Ex. Observation : I went to McDonald’s and saw that most of the people in the store were overweight. H T A C