Try to remember the meaning of these symbols, then click on the cards to check if you are correct. Repeat the exercise until you have memorized the symbols.
Placing your cursor over the cards activates an audio that describes the symbol and reads its name. You can mute the volume on your computer if you don't need it.
Instructions: The game consists of turning over the cards. When you find two matching cards (the element and the corresponding symbol) you must turn them over together. How long will it take you to do it?
Look carefully at the circuit of the previous section and answer the questions:
Feedback
False
The two-way switch directs the current either through the upper branch, operating the motor and the light bulb, or through the lower branch, operating the bell, but it will never go through both branches at the same time.
Feedback
True
Feedback
False
It is necessary to press the push button so that the current can pass through the bell.