science7_w2_day4.pptx
- 2. Daily Task:Formulate hypothesis from a given situation.
- 3. REVIEW! What are the steps in scientific method?
- 5. Demonstration 1. Get a glass of water. Say that this represents a body of water. Place a paper boat inside the glass with water. Let the students observe the paper boat (how much of it is submerged
- 6. 2. Add 2 pieces of paper clips into the boat. Let the students observe what happens to the boat. Ask the students: *How many paper clips are needed to sink the boat? Start the hypothesis in thos manner/format: “If I add X clips, then the boat will sink.” (The students may guess different number of clips.)
- 7. 3. Ask for the basis of their guess: Why that number?
- 8. EXPLORE!! Essential Question: How is hypothesis formulated? SEE ATTACHED TASK CARD
- 9. Arrange the scrambled letters to form the 3 major types of hypothesis.Do this by group LUNL ALSCAU EVITALTANREE
- 10. Students will present their output Lecturette: What is hypothesis? a testable statement about the relationship between two or more variables or a proposed explanation for some observed phenomenon. Educated guess/tentative answer to the problem
- 11. What are the 3 major types of hypothesis?
- 13. "Plant growth rate is unaffected by the presence of fertilizer in the soil." "Plant growth rate is faster with the presence of fertilizer in the soil." What Type of Hypothesis I Am!!! Raising gas prices causes an increase in the number of people who carpool to work.
- 14. ELABORATE
- 15. Activity Performance and Output will serve as evaluation.
- 16. ASSIGNMENT Define scientific variable. What are different types of variables?