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Do now! Have a look through your test and fill in the front of your “Tests folder”. Can you then write a target for the next topic under the target sheet.

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Presentation on theme: "Do now! Have a look through your test and fill in the front of your “Tests folder”. Can you then write a target for the next topic under the target sheet."— Presentation transcript:

1 Do now! Have a look through your test and fill in the front of your “Tests folder”. Can you then write a target for the next topic under the target sheet for the inheritance module

2 Stand up! ☺

3 Electricity

4 Today’s lesson Understand that current is the rate of flow of charge Looking at current in different circuits

5 ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺

6 ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ cell energy electron lamp

7 ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ cell energy electron lamp Can you copy this please?

8 Electrons ☺ Hi, I’m Jack the electron.

9 Coulomb of charge (electrons) Think of it as a “bag of electrons” (containing 6000000000000000000 electrons!) ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺

10 Current The number of Coulombs flowing past a point in the circuit every second. ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ ☺ A I’m counting how many coulombs of electrons go past me every second 1 Amp = 1 coulomb per second

11 Current ☺ Let’s build some circuits and investigate current.

12 Stand up! ☺

13 In a series circuit Current is the same at any point in the circuit 2.5 A

14 In a series circuit Current is the same at any point in the circuit 2.5 A ☺ Can you copy this please?

15 In a parallel circuit The current splits (total current stays the same) 2.5 A 1.25 A

16 In a parallel circuit The current splits (total current stays the same) 2.5 A 1.25 A ☺ Can you copy this please?

17 Milliamps! 1 A = 1000 mA 1 mA = ?

18 Milliamps! 1 A = 1000 mA 1 mA = 0.001 A


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