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Why is it so HOT here?? Covering standard E 12 A.4.

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Presentation on theme: "Why is it so HOT here?? Covering standard E 12 A.4."— Presentation transcript:

1 Why is it so HOT here?? Covering standard E 12 A.4

2 Covering standard E 12 A.4 E 12 A.4 Student know convection and radiation play important roles in moving heat energy in the earths system. E/S

3 CCSD Earth Science Objectives
Syllabus Objectives 4.7, 4.8, 13.5, 13.6 4.8.A SUGGESTION: Demonstrate energy transfer by the following: a. Radiation b. Conduction c. Convection 4.8.B SUGGESTION: Refer to activity Equilibrium from the Earth Science Activities book.

4 Student Misconception 1
Heat acts as a fluid. (Erickson & Tiberghein, 1985; Stepans, 1994). 

5 Student Misconception 2
Heat is a substance which can be added to or removed from an object (Stepans, 1994; Watts, 1983).  Heat makes things rise (Stepans, 1994).  Cold is opposite to heat (Stepans, 1994). 

6 Why would they think that?
Possible source of misconception: nonscientific use of the terms heat and temperature add confusion to this topic. Kinetic molecular theory is too abstract and has little effect at transforming students' ideas.

7 Inquiry Lesson Coming Right Up!
Starter Question: Is heat a substance?

8 Is heat a substance? Does it have mass? Does it have volume?
What is Heat? Is heat a substance? Does it have mass? Does it have volume? Does heat have a shape?

9 Your Assignment, Should You Choose to Accept It…
Challenge 1: Is Heat a Substance?

10 1.Weigh Ice. 2.Melt ice. 3.Weigh Again. 4.Compare Data.

11 What does your data mean?
Lead a discussion. Have kids journal for 5 min. Start a flip book vocabulary assignment. Transfer Endothermic Exothermic

12 Demo Challenge 2 – What makes water mix?

13 1. 2 Earlenmeyer flasks, both 21.C, one dyed blue, one yellow.
2. Card on top, 3. Flip the carded beaker onto other beaker, pull the card. 4.Observe. Repeat with 2 different temperatures. (1 cold, 1 hot)

14 What do your observations mean?
Lead a discussion. Have kids journal for 5 min. Finish vocabulary flip book. Energy Convection Conduction

15 In Conclusion What do YOU think?????????? What can you prove…?
Is heat a fluid? Can it flow through a container? So, is heat a substance? Can you weigh it? What do YOU think?????????? What can you prove…?


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