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# Good Afternoon ! - PowerPoint PPT Presentation

Good Afternoon !. Have out your analysis questions from yesterday! Extra credit due Friday! Quizzes have been graded and will be passed back!. Agenda. Review Quiz Act. 59 Analysis Ques. # 3 & 5 Objective Intro. Act. 60 Act. 60 Homework. Review Quiz!.

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Presentation Transcript

### Good Afternoon!

Have out your analysis questions from yesterday!

Extra credit due Friday!

Quizzes have been graded and will be passed back!

• Review Quiz

• Act. 59 Analysis Ques. # 3 & 5

• Objective

• Intro. Act. 60

• Act. 60

• Homework

• Congratulations to the students who received 100%!

### Analysis #3

Conduction was friction, body heat, sitting on ice, putting in shoe, put in armpit

b. Energy transformations:potential energy to thermal energy

Potential to kinetic energy

### Analysis #5

Independent variable: ice

Dependent variable: thermal energy

Control: ice in bag, no dependent variable

### Objective

Students will be able to design a container that will allow as little ice to melt as they can in a given time.

### Act. 60:Ice Preserving Contest

Date: 5/1/12

Challenge Question:

Getting Started: What insulators are you familiar with?

### insulators

Insulation, fridge, foam, pipes, coolers, plastic, vents, thermos, wood chips, windows, cars, fiberglass insulation, oven, microwave, toaster,

1. Insulation

2. Insulator

### Insulation

The process of keeping thermal energy stored in a place.

### materials

Write down all the materials you will bring to preserve your ice cube.

Create an insulator to not have the ice cube melt.

### Activity

Brainstorm ideas to preserve their ice cube.

Work with your group and decide what materials to bring from home to preserve their ice cube for tomorrow.

### Drawing

• Analysis # 4 pg. D-38

• Use the pictures below to answer the question.

• Ex. Credit: 1, 2 & 4 pg. D-35

• Drawings from pg. D31

• Bring materials to preserve your ice cube

### Good Morning!

Take out analysis #4 pg. D-38

Also take out materials that you brought to preserve your ice cube!

Extra credit turn into bin! Due Friday!

• Review Analysis #4

• 10 min. to build insulator for ice cube

• Ice-Preserving Contest Rules

• Ice-Preserving Contest

• End of Contest

• Homework