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Biblioteka

5G-Electric Circuit - Parallel Circuits

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Posljednje ažuriranje almost 8 years ago
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Electrical Circuit

In this lesson, you will learn how the arrangement of the light bulbs affect the brighness.

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Open up "DC Circuit Construction Kit".

Set up the circuit as indicated in the diagram below.

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Observe:

Open the "DC Circuit Construction Kit" and test out your drawing.

Does your drawing works? If not, go back and redo your drawing again.

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Open the "DC Circuit Construction Kit" and test out your drawing.

Does your drawing works? If not, go back and redo your drawing again.

Pitanje 1
1.

Draw a circuit diagram, consisting of 2 batteries, 2 light bulbs arranged in series as well as a switch below.

Pitanje 2
2.

Predict: In the diagram below, which light bulbs, A or B, will be brighter?

Pitanje 3
3.

Observe:

Open the "DC Circuit Construction Kit" and test out your prediction.

Is your prediction correct?

Pitanje 4
4.

Explain: What can we conclude from the experiment above?

Pitanje 5
5.

Close all the switches. What do you observe?

Pitanje 6
6.

Open S3 now. Which light bulb(s) remain lighted?

Explain you answer.

Pitanje 7
7.

Close all the switches and open only S4. Which light bulb(s) remain lighted?

Explain your answer.

Pitanje 8
8.

Close all switches and open only S1. Which light bulb(s) remained lighted?

Explain your answer.

Pitanje 9
9.

Challenge 1 :

A toy house needs two bulbs to light up at the same time when a switch is turned on.

Draw a circuit diagram to show how the bulbs should be connected. The battery has been drawn for you.

Pitanje 10
10.

Challenge 2 :

Another toy house with two rooms needs a bulb to light up in each room. Draw a circuit diagram to show how the bulb in each room can be switched on or off without affecting the bulb in the other room.