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電気 - 電圧計で測定する(実践)

実際の電圧計を使って安全に電気を測定する方法を学びましょう。
David Salch
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クラス
再生

含まれるもの

3 ライブミーティング
2 時間 30 分 授業時間
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このクラスで学べること

This is a "Hands On" science class that continues the "What is Electricity" series.  In this class the students will use their own voltmeter to learn how to measure electricity. The class is split into three sessions, each focusing on a major aspect of measuring electricity. 

Session 1: Measuring Voltage
  Explore the basics of a voltmeter
  Explain the three main aspects of electricity: Volts, Amps, Ohms
  Practice measuring battery to see how much life is left in them
  Explore voltage dropping as batteries die
  Explain Series vs Parallel for voltage 

Session 2: Measuring Amperage
  Review the Basics of the voltmeter
  Explain safety rules of measuring amperage
  Build a test set of conductive water and battery
  Explore measuring amperage as salt (conductivity) level increases
  Explain Series vs Parallel for amperage

Session 3: Measuring Resistance
   Review the basics of the voltmeter
   Explain the concept of resistance
   Build a "homemade" resistor from pencil lead and paper
   Practice measuring resistance across the homemade resistor
   Explain series vs Parallel for resistance

This is a very hands-on class offering the opportunity for students to perform the experiments themselves and gain skills with electronic tools. High emphasis is placed on safety rules.  The experiments are very simple and possible for most young children to perform with minimal adult supervision. 

To participate hands-on, you must purchase the materials before class. This is available for purchase from the link below or you can bring your own.

その他の情報

保護者へのお知らせ
Parents: The experiments in this set of classes are fairly easy for young children, however, please gauge whether it is appropriate for an adult to be present in case the child has difficulty. Sometimes in the group setting, an individual child can feel overwhelmed with simple problems and miss out on a successful experience. I leave it to you as parent to gauge the child's capability to complete the experiments successfully.
受講に必要なもの
We have partnered with Perfect Package, to provide a full package with all the necessary materials for this class. They stock all items and ship on time. It is highly recommended to purchase the package. Here is the link: 

http://www.perfectpackageonline.com/product/electricity-measuring-with-a-voltmeter-hands-on-package/2?cp=true&sa=true&sbp=false&q=false

Additional Materials required for session experiments: (not included in the kit above)
Session 1: 
  A collection of batteries, preferably some old and some new

Session 2:
  A cup of clean water
  Some table salt
  
 Session 3: 
   A piece of thick paper
   No 2. pencil (might need a sharpener)

All other items are provided by Perfect Package, see link above
外部リソース
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参加しました December, 2016
4.9
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教師の専門知識と資格
Electricity has been a big party of my life. As a teenager I was building computer circuits, robots, and discrete electric devices. I worked after school in my Dad's radio shack store repairing everything from radios to toasters to TV's.  Through the decades I held on and developed this understanding through hands on experience as well as formal courses.

Perhaps more importantly I have a skill for explaining complex concepts in a simple easy to understand manner and a passion for plain true practical understanding to the next generation. Learning should be deep and fun!

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ライブグループクラス
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$47

3 クラス分
週に1回、 3 週間
50 分

230 人がクラスを受けました
オンラインライブ授業
年齢: 8-12
クラス人数: 3 人-18 人

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