Energy Transformation Vocabulary Unit 6 A graduated cylinder has 22 mL of water placed in it. An irregularly shaped rock is then placed in the graduated cylinder and the volume of the rock and water in the graduated cylinder now reads 30 mL . The mass of the rock is 24 g. Find the Answer A)volume of the rock. B) Find the density of the rock. Energy Transformation Vocabulary Unit 6 12/03/12

P: Vocabulary Notes Energy Energy is the ability to cause change or do work Energy is everywhere! Signs: heat Light Sound motion

Law of conservation of energy Energy cannot be created or destroyed but can be transferred from one form to another.

Thermal Energy Thermal (heat) energy: The internal energy of a substance due to the movement or vibration of its atoms or molecules. (heat)

Transfer of Energy Energy transfer is the transfer of energy from one object or material to another.

Investigate is a body of techniques for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.

Conduction The transfer of energy by direct contact.

Convection The transfer of energy through fluids.

Radiation The transfer of energy through empty space.

A & C: Word Wall Create a Word Wall word using the definitions we just defined. The word needs to be large enough to read across the room. The picture needs to be colored. On the back of your drawing, please use your word in a sentence.

E: Exit Bob ate all his Halloween candy in one sitting. He then became very energetic. Describe how he got this energy. Did he create it?

S: Which energy resource would be the best to use when providing energy for the city of Converse, justify your choice. Types of Energy Unit 6 12/04/12

P: Notes more potential energy Potential Energy -Stored energy an object has because of its position or shape. less potential energy

Kinetic Energy The energy of motion.

All forms of energy fall under two categories: A:Create a Foldable Forms of Energy All forms of energy fall under two categories: POTENTIAL Stored energy and the energy of position (gravitational). KINETIC The energy of motion.

C: Read Pages 118- 123 As we read pages 118- 123 in your Science Book complete the foldable and place in your journal. Complete section review page 123.

Potential Energy Chemical energy- energy stored in the chemical bonds of molecules and compounds… energy that is given off when chemicals react.

Potential Energy Nuclear energy- The energy stored in the nucleus of an atom… released during a nuclear reaction.

Kinetic Energy Light energy- Energy that is transmitted in the form of (electromagnetic) radiation (light).

Kinetic Energy Thermal energy- The internal energy of a substance due to the movement or vibration of its atoms or molecules. (heat)

Kinetic Energy Sound energy- is the movement of energy through substances in longitudinal waves.(vibrations)

Kinetic Energy Electrical energy- The energy of moving charges in electricity.

E: Exit Explain why a high speed crash may cause more damage to automobiles than a low speed crash ?

Convection, Conduction & Radiation S: Do these bottles contain elements or compounds? Convection, Conduction & Radiation 12/05/12

P: Definitions Heat - is the flow of energy. Heat always flows from an area with higher temperature to an area with lower temperature.

Temperature Temperature- is the measurement of the average kinetic energy of the particles.

Radiation Radiation is the transfer of energy through electrometric waves in empty space.

Conduction Conduction is the transfer of heat by direct contact of particles.

Convection The transfer of energy through fluids.

A: Read - Getting the Idea (handout) As we read write down 4 things you did not know before you read this article. Please do not write on class set.

C: Pop Quiz Complete questions 1 – 4 on your own paper. Write your name and class period on paper.

E: Class Demo What type of Energy is being demonstrated when ice melts ?

Foldable Convection, Conduction & Radiation S: The Periodic Table is made up of metals, nonmetals and metalloids. Look back at your notes and list as many physical properties of each as you can… Foldable Convection, Conduction & Radiation 12/06/12

P & A: Complete the Foldable Using your definitions and examples from yesterday complete the foldable. Include: Definition Picture-with explanation (colored) Real world examples

C: Connection Why is it warmer on sunny days than cloudy days? Use your science vocabulary to explain.

E: Exit Look at the picture below- Explain why the phrase “hot air rises and cold air sinks” is true. Use your science vocabulary to explain.

S: C B A Label what is at point A, B and C. Chocolate Chip Lab 12/07/12

P: Pre Lab Title:Chocolate chip lab Research: define conduction and temperature and energy Hypothesis: If chocolate chips are placed an equal distance from a heat source then they will melt at __________ rate because…

A: Procedures:

C: Analysis Questions 1. Draw a model of your experiment and show the direction of energy flow beginning at the heat source. 2. Why did your two chocolate chips melt at the same time? 3. Why did the chips placed on top of the wood block not melt?

E: Exit Use your Data table and the answers to your analysis questions to describe how conduction works.