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Questions and Answers
Which type of electromagnetic radiation do microwaves use?
Which type of electromagnetic radiation do microwaves use?
- Radio waves (correct)
- Ultraviolet rays
- X-rays
- Infrared radiation
What is a microwave primarily used for?
What is a microwave primarily used for?
- Cooling food efficiently
- Heating food quickly (correct)
- Freezing food instantly
- Storing food for long periods
What safety precaution is important when using a microwave?
What safety precaution is important when using a microwave?
- Covering food with aluminum foil
- Leaving the microwave unattended while in use
- Operating the microwave with wet hands
- Using microwave-safe containers (correct)
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Study Notes
Microwaves
- Microwaves utilize non-ionizing electromagnetic radiation with frequencies between 3 kHz and 300 GHz.
- Microwaves are primarily used for heating and cooking food.
- It is important to avoid standing close to a microwave oven while it is in operation, as the non-ionizing radiation it emits can cause harm to the human body.
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