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When you hear the word "science experiment," people often feel afraid because they think science experiments are complex and difficult activities that can only be performed in the laboratory with thorough preparations. But do you know that science is always hidden in things that we see and touch every day? You only need to have the joy of discovery and the spirit of learning, and you'll realize that scientific principles are more sublime and clear than you thought. Let's join me on the way to create a battery from lemon!
Why is it important for you to perform science experiments?
1. Develop critical thinking skills
Through experiments, you learn to ask questions, think logically, and find answers to problems. This helps build your critical thinking skills for you to prepare for work in the future.
2. Practice patience and concentration
During the experiment process, you need to be patient to observe and wait for results, this helps you train concentration and perseverance.
3. Develop practical skills
Skills such as observation, measurement, and data recording are practiced through the experiment process. These skills are the foundation for future learning and research.
The way to create a battery from lemon
Sounds like hard work, but you absolutely perform it at your home. This is a simple principle in physics. Follow these experiments, and you'll understand more about the way to create a battery from lemon.
Prepare:
- 4 lemons
- 4 aluminum rods about 5 cm long
- 4 copper rods about 5 cm long
- 4 conductors
- 1 LED light
How to do it:
1. Insert the aluminum rod and the copper rod into the lemon. Remember how to plug in so that these two rods are separate and do not touch each other. At this time, the copper and aluminum rods represent the positive and negative poles in the electric current.
Insert the copper and aluminum rods into the lemon.
Do the same with three-legged lemons.
2. Use a wire to connect the two positive and negative poles together. This means that one end of the wire will connect to the aluminum rod, and the other end will connect to the copper rod. If you connect the wire with both ends of the same material, it won't be effective.
Remember to plug it in securely, don't let any wire slip out.
After connecting then your product will be seen like this. If you see the picture carefully, you'll see that the two last wires of the rod remain blank.
3. This time, you connect the two last wires with an LED light.
Connect them with the LED light then wait to see what'll happen.
Miraculously, the LED lights up instantly.
Explain:
This principle is also quite understandable. Normally, a battery has three parts: a positive pole, a negative pole, and an electrolyte. In this experiment, the copper and aluminum rods represent positive and negative poles, and the axit in lemon represents electrolyte.
Conclusion
By this simple principle, you can create an electric current to charge a smartphone, or only light up the LED light bulb. Remember, research science needs a long journey to always learn new science principles, and perform experiments. Wishing you a meaningful experiment and learning something new through this blog!
Connect with me:
Email: trinhlehoangphuoc@gmail.com
See you in the next post!
Good experience for me. Now I think science is so great.
ReplyDeleteGreat! I will try ít at home.
ReplyDelete