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Science

Blogpost #4: Reflect and Share

Final Product: Flashlight powered by our hand               Details     Video   How it works : The main idea here is the concept of the thermoelectric generator and piezoelectric generator. The thermoelectric generator produces the energy by the difference of temperature. If one side is heated and another … Continue reading »

Categories: Design, Engineering, Grade 9, Science | Leave a comment

Blogpost #3: Create and Improve

Thursday Summary Collect all the materials for my design 1 and design 2 Check whether Thermoelectric Peltier and Piezoelectric Disc work or not Decide to build a product of design 1 Start working on a motor wheel Reflection : Since I had two pretty awesome plans and ideas for this project, I spent a few time to choose … Continue reading »

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Blogpost #2: Develop and Plan

Design 1: Piezo motor Skate Board Plan First day(Thursday): find all materials. check whether Piezoelectric disc works or not. Second day(Monday): finish making one Piezo wheel of two wheels and testing whether this wheel generates energy or not. Third day(Wednesday): build another wheel and connect those two wheels into pipe and bearing. build the structure with … Continue reading »

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Science Engineer Project #1: Define and Inquire

What is this engineering task? : During this Science-Engineer Project, students are designing a device that converts energy, taking renewable energy & converting it to electrical energy, and creating a device that can be used to teach. The point is that we need to express our understanding of energy transfer. ‘Engineer’ means any engagement in a … Continue reading »

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Polymer Journal #4

Prototype Observations Strengths for this Prototype Limitations for this Prototype Trial# 2 36ml PVA, 12ml borax, 1cm glue, 13ml starch and 3ml water and blue food color. Sky Blue Easily roll down Slippery Not quite expansible Soft Bouncy Not smelly Waterproof Become stiff after a long time passed. Slippery: it makes more comfortable for users … Continue reading »

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Polymer Journal #3

Why is Our Polymer Different From Previous Design? Normal shoes are stiff and thick, so it can’t be stretched. Therefore, if people’s feet grow and their feet are not fit with shoes, they have to change their shoes. However, our polymer shoes have special abilities. If people make the shoes with our polymer, the shoes … Continue reading »

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Polymer Journal #2

Our Goal:   The goal of our polymer project is to … Make wearable polymer. And I decided to make the shoes which have a special ability, the size and shape can be changed.   Target Market Audience     Target Market Audience How will this help them? Target Market Audience #1: The person who … Continue reading »

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Polymer Journal #1

Definition of scientific words In science class, we were searching and learning about “Polymer”. And we are going to make our own design of polymer. First of all, what’s the definition of Polymer? Polymer : A large molecule composed of many repeated subunits. The world “Polymer” actually comes from the Greek word meaning “many parts”. … Continue reading »

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