BATTERIES

• What are the two types of batteries?

  Rechargeable and single-use batteries
• What are single-use batteries commonly known as?

  Primary types
• What is a common type of single-use battery?

  Alkaline batteries
• Where can single-use batteries typically be found?

  In supermarkets and shops
• What are tiny batteries known as?

  Button-cell batteries
• What devices commonly use button-cell batteries?

  Calculators and hearing aids
• What do mobile phones rely on for power?

  Battery power
• What is the most desirable battery feature for users?

  A small battery that provides power for a long time
• What are common forms of batteries used in homes?

  AA and AAA batteries
• What voltage do AA and AAA batteries typically produce?

  1. 5 volts (V)
• What voltage does a larger PP3 battery typically produce?

  9 volts (V)
• What happens to a battery once it runs out?

  It has to be replaced unless it is rechargeable
• How are rechargeable batteries recharged?

  By connecting to a mains power source
• What are the characteristics of rechargeable batteries?

  • More expensive to purchase than single-use batteries
  • Can be recharged
  • More economical in the long term
  • Have a limited lifespan
• What happens to rechargeable batteries after multiple recharges?

  They lose battery life
• Why is recycling batteries important?

  To prevent harmful chemicals from contaminating the environment
• What are the benefits of battery-less products?

  1. Reduce the need for disposable batteries
  2. Lower demand for battery production
  3. Save money on replacement batteries
  4. Less maintenance required
  5. More consistent energy supply from renewable sources
  6. Improved portability due to lighter design
  7. Ideal for remote or off-grid locations
  8. Promote innovation in renewable energy technology
  9. Eliminate risks of battery leakage or explosion
• How do battery-less products help the environment?

  They reduce the need for disposable batteries that are difficult to recycle
• What is one financial benefit of battery-less products?

  Consumers save money over time by not purchasing replacement batteries
• What is a safety advantage of battery-less products?

  There is no risk of battery leakage, overheating, or explosion