Y2_T2_LSN2.3.A

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Slide 1: Diapositive
ScienceMiddelbare schoolhavo, vwoLeerjaar 2

Cette leçon contient 21 diapositives, avec quiz interactifs, diapositives de texte et 1 vidéo.

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Slide 1 - Diapositive

Practice quiz on Kwizl:
timer
20:00
  • 8 min max practice quiz.
  • 7 min max peer review and feedback.
  • 5 min max write a reflection in your notebook:
  • What mistakes did I make?
  • Why were they mistakes?
  • What can I do better next time?

Slide 2 - Diapositive

TOPIC 2.3

ELECTRICITY
P. 70-77

Slide 3 - Diapositive

§2.3 - Learning Goals:
P. 70-77
I can…:
  • Explain what electrical energy is made of.
  • Explain what current is, along with its unit of measurement.
  • Explain what voltage is, along with its unit of measurement.


Slide 4 - Diapositive

§2.3 - Key Words:
P. 70-77
  • Electricity
  • Electrons
  • Electrical current (I)
  • Ampères (A)
  • Voltage (U)
  • Volts (V)
  • Voltage source
  • Power (P)
  • Watt (W)
  • Energy consumption


Slide 5 - Diapositive

Name different sources of electricity

Slide 6 - Carte mentale

Slide 7 - Vidéo

What is an insulator?
A
a material that does not conduct electricity
B
a material that conducts electricity
C
a clamp to connect two electric wires
D
a electric source

Slide 8 - Quiz

§2.3 - What is electricity?
Electricity is caused by the flow of electrons moving through a conducting material
- Those electrons go from the power source to the device
- In the appliance they leave their energy behind
- They go back to the power source to be charged.

Slide 9 - Diapositive

Slide 10 - Diapositive

The plastic around the wire is an insulator (cable jacket and wire insulation)
The coper wire is a conductor (stripped wire)

Slide 11 - Diapositive

Slide 12 - Lien

Assignment 
Make the following circuits work in the app: "Inleiding"

  • let a lightbulb burn with a battery
  • let a lightbulb burn with a battery and a switch
  • let 2 lightbulbs burn with a battery and a switch

Slide 13 - Diapositive

There is a electrical current when...
A
the circuit is closed
B
when there is a electric source
C
when the wires are conductors
D
all three need to be true

Slide 14 - Quiz

§2.3 - Current
How many electrons flow past every second.
 
Measured in Amps (A) 
with an am-meter

Slide 15 - Diapositive

§2.3 - Voltage
 How much electrical energy each electron is carrying. 
 
Measured in Volts (V) 
with a voltmeter

Slide 16 - Diapositive

How many voltage is in an electric socket at your home?

Slide 17 - Carte mentale

§2.4 - Voltage 
The mains socket has a voltage of 220V 
This can be dangerous and even deadly

24V is the safe limit  

Transformers raise/lower voltage



Slide 18 - Diapositive

What is the unit for electrical current?
A
V for Voltage
B
A for amps
C
W for Watts
D
v for Speed

Slide 19 - Quiz

What is the Voltage of a electrical socket in a house?
A
360 V
B
12 V
C
230 V
D
1500 V

Slide 20 - Quiz

What part of an atom makes it possible for electrical energy to trafel?
A
Proton
B
Nucleon
C
Muon
D
Electron

Slide 21 - Quiz