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Mobile phone charm

Mobile phone charm is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Mobile phone charm rather than just read about it. In short: Phone charms (also phone danglers, phone lanyards, phone chains and phone straps) are charms that are connected to a mobile device either via a phone connector or a silicone plug, which fits into the jack port sometimes provided with circle cotters and a lobster clasp, or a small strap, knotted with a cow hitch knot, or a lanyard. Some phones may have a loop hole through which a strap can be attached or a phone case…

Mobile phone charm — main illustration
Mobile phone charm — illustration

Key takeaways

  • Mobile phone charm belongs to science; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Mobile phone charm to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Mobile phone charm from memory before moving on to harder problems.

Reference excerpt

Phone charms (also phone danglers, phone lanyards, phone chains and phone straps) are charms that are connected to a mobile device either via a phone connector or a silicone plug, which fits into the jack port sometimes provided with circle cotters and a lobster clasp, or a small strap, knotted with a cow hitch knot, or a lanyard. Some phones may have a loop hole through which a strap can be attached or a phone case may be needed for the strap in phones that lack a loophole. In Japan, they are known as "keitai straps" (携帯ストラップ). Phone straps have now become a cultural phenomenon beyond their basic utility, and they may be themed with famous characters such as Hello Kitty. Phone straps may also serve additional functions, such as screen cleaning.

History Phone charms first originated in Japan and later in the United States. They gradually became popular in the United Kingdom and Ireland. In recent years, it has become popular to accessorize a phone this way, and Maki-e stickers are also becoming more common, especially in Japan, and to a lesser extent, other parts of Asia . When Apple released the iPhone 3GS in 2008, it lacked a slot for attaching accessories. In response, a Korean company invented hanging charms that consumers could attach to the phone using screws. In 2018, British designer Anya Hindmarch introduced dangling mobile phone charms as part of her "Pimp Your Phones" collection. Cellphone charms have seen a resurgence in popularity corresponding to the Y2K aesthetic trend of the 2020s.

Types of charms There are a variety of charms available, such as miniature figurines of characters, rhinestone crystal charms, and beaded charms. Some charms flash or light up when the phone rings . Many charms also have a small bell attached. Charms can be found in Gashapon machines, many of which are based on characters from popular franchises. There are also charms that can be utilized as a screen cleaner .

See also Charm bracelet Key chain

References

Illustrations

Mobile phone charm: Mahjong tile phone charm
Mahjong tile phone charm

Worked examples

Example 1 — a first encounter with Mobile phone charm

Start with the simplest possible case. Write down what Mobile phone charm claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Mobile phone charm before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Mobile phone charm ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Mobile phone charm

In research
Mobile phone charm appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Mobile phone charm in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Mobile phone charm is common in secondary-school and first-year university syllabi. It links to neighbouring topics 2000s fashion, Fashion accessories, Heisei era, so understanding it makes those chapters shorter.
In everyday life
Look for Mobile phone charm outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.
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How to study Mobile phone charm in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Mobile phone charm means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Mobile phone charm out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Mobile phone charm in simple terms?

Phone charms (also phone danglers, phone lanyards, phone chains and phone straps) are charms that are connected to a mobile device either via a phone connector or a silicone plug, which fits into the jack port sometimes provided with circle cotters and a lobster clasp, or a small strap, knotted wit…

Why does Mobile phone charm matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Mobile phone charm?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Mobile phone charm.

Tags

  • 2000s fashion
  • Fashion accessories
  • Heisei era
  • Mobile phones

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