Introducing Electricity

Introducing Electricity Textbook pg 52

Today’s objectives ,[object Object],[object Object],[object Object],[object Object],[object Object]

Think-Pair-Share ,[object Object],[object Object],[object Object],You got 2 minutes to share with someone beside/ behind you

Electrical Appliances ,[object Object],[object Object],[object Object],[object Object]

Electrical Appliances ,[object Object],[object Object]

What are the sources of electricity? ,[object Object],[object Object],[object Object]

Main Electricity ,[object Object],[object Object],[object Object],[object Object],[object Object]

Electric Cells ,[object Object],[object Object],[object Object]

Electric Current and Circuit? ,[object Object],[object Object]

Short video clip Electric circuits - overview

Parts of a Circuit ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Connecting wires ,[object Object],[object Object],Electrical conductor – made of metal such as copper Electrical insulator – made of plastic

Connecting wires ,[object Object],[object Object],[object Object],Joined Not joined

Switch ,[object Object],Close switch Open switch

Electric Cell ,[object Object],One electric cell Two electric cell More than two electric cell

Review Questions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],electric current electric circuit

Match the following: joined connecting wires bulb closed switch one electric cell

Summary ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Worksheet Complete the worksheet now

Today’s objectives ,[object Object],[object Object],[object Object],[object Object]

Complete and incomplete circuits ,[object Object],[object Object],[object Object]

Complete/Closed circuits ,[object Object]

Incomplete/Open circuits ,[object Object],[object Object],[object Object],[object Object]

Try Inquiry Time pg 55 ,[object Object],[object Object],[object Object],[object Object]

Using symbols to draw circuit diagrams ,[object Object],[object Object],[object Object]

Types of Switches ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Types of Switches Ask and Learn

Conductors and Insulators Ask and Learn

How circuit can be arranged? ,[object Object],[object Object]

Series Circuit ,[object Object],[object Object],[object Object]

Parallel Circuit ,[object Object],[object Object]

Parallel Circuit ,[object Object],[object Object],[object Object]

Series and Parallel Circuit Ask and Learn

Objectives ,[object Object],[object Object],[object Object],[object Object],[object Object]

Electric Current ,[object Object],[object Object],[object Object],[object Object],[object Object]

Electric Current ,[object Object],[object Object],[object Object],[object Object]

Video on Electric Current Short video

Measuring Electric Current ,[object Object],[object Object],[object Object],[object Object],[object Object]

Ask and Learn Measuring Electric Current

What is Voltage? ,[object Object],[object Object],[object Object],[object Object]

What is Voltage? ,[object Object]

Measuring Voltage ,[object Object]

Voltmeter ,[object Object],[object Object],[object Object],[object Object]

Different voltage for different electric sources ,[object Object],[object Object],1.5V 9V 12V

How are electric cells connected in electrical appliances? ,[object Object],[object Object]

How are electric cells connected in electrical appliances? ,[object Object],[object Object],[object Object]

Objectives ,[object Object],[object Object],[object Object],[object Object]

What is a resistor? ,[object Object],[object Object]

Types of resistors ,[object Object],[object Object]

Fixed Resistors ,[object Object],[object Object],[object Object]

Variable Resistors ,[object Object],[object Object],[object Object],[object Object]

Fixed and Variable Resistor AsknLearn

Arrangement of resistors ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Arrangement of resistors ,[object Object],[object Object],[object Object],[object Object],[object Object]

Metal with… ,[object Object],[object Object],[object Object],[object Object]

Resistor – Series and Parallel AsknLearn

Effects of Electric Current ,[object Object],[object Object],[object Object]

Heating Effect ,[object Object],[object Object],[object Object]

Heating Effect ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Heating Effect ,[object Object],[object Object]

Magnetic Effect ,[object Object],[object Object]

Magnetic Effect ,[object Object],[object Object],[object Object],[object Object]

Magnetic Effect ,[object Object],[object Object],[object Object],[object Object],[object Object]

Chemical Effect ,[object Object],[object Object],[object Object],[object Object]

Introducing Electricity

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Introducing Electricity