Smartphones use a lot of battery when you watch a video because the screen, sound, and background apps are working together. It’s like having a group of friends all talking at once, it takes more energy than just one person speaking.
Examples
- Notifications from messages or social media are like extra people talking over the movie.
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See also
- How Does a Smartphone Recognize Your Face?
- Why Do We Use Passwords for Security?
- Why Do We Use ‘Barcodes’ on Products and How Do They Work?
- How does the latest generation of brain-computer interfaces function?
- How Did the Internet Begin?