5.1 Making an electrical circuit

5.1
Making
an 
electrical
circuit
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5.1
Making
an 
electrical
circuit

Slide 1 - Diapositive

Electricity?

Slide 2 - Carte mentale

You need a closed circuit to let an electronic device work

Slide 3 - Diapositive

Electrical circuit
  • a voltage source (supplies electrical energy)
  • connections (carries electrical energy)
  • device(s) (consume electrical energy)

Slide 4 - Diapositive

Conductors

Substances that electrical currents can flow through easily
Insulators

Substances that do not allow electrical current to pass through them (or only very poorly)

Slide 5 - Diapositive

Insulators
Insulators
Conductors

Slide 6 - Diapositive

Measuring current

Slide 7 - Diapositive

What is current?

Slide 8 - Diapositive

Slide 9 - Vidéo

Slide 10 - Lien

Current (I)
is a quantity (something we can measure) and is measured in Ampere (A).

E.g. I = 1,5 A

Slide 11 - Diapositive

Converting Amps
1 A = 1000 mA

1 mA = 0.001 A

Slide 12 - Diapositive


Skills 8 (page 310)

Slide 13 - Diapositive

Do
1, 3 till 8 and 10
Read 5.2

Slide 14 - Diapositive