Jika 20 kaleng makanan diperlukan 10 orang selama 2 hari maka untuk memenuhi kebutuhan 6 orang selama 7 hari diperlukan makanan sebanyak?

That depends on the wavelength of the electromagnetic radiation.
-- If the waves are long, then we use them for radio, TV, and cellphones.
-- If the waves are shorter than that, then we use them for GPS in the car.
-- If the waves are shorter than that, then we use them to heat meatloaf in the microwave oven.
-- If the waves are shorter than that, then they warm us and they make our plants grow ... like the ones we eat.
-- If the waves are shorter than that, then our eyes use them to see with.
-- If the waves are shorter than that, then they tan our skin.
-- If the waves are shorter than that, then they can cause cancer on our skin.
-- If the waves are shorter than that, then they can cause cancer and other diseases in places inside our body.

Answered by AL2006 | 2024-06-10

Electromagnetism significantly affects people through communication technologies, medical applications, everyday appliances, solar energy utilization, and health considerations. Its applications range from radio waves used for conversations to X-rays in medicine and visible light aiding in photosynthesis for plants. Understanding electromagnetism's dual role as both beneficial and potentially harmful is essential for modern living.
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Answered by AL2006 | 2024-12-26

Untuk memenuhi kebutuhan 6 orang selama 7 hari diperlukan makanan sebanyak 42 kaleng.[tex]\\[/tex]mari kita pecahkan masalah ini langkah demi langkah.Langkah 1: Hitung kebutuhan makanan per orang per hari.Jika 20 kaleng makanan diperlukan 10 orang selama 2 hari, maka: * Total "orang-hari" = [tex]10 orang \times 2 hari = 20 oranghari[/tex] * Kebutuhan makanan per oranghari = [tex]\frac{20kaleng}{20 oranghari} = 1 kaleng per oranghari[/tex][tex]\\[/tex]Langkah 2: Hitung total kebutuhan makanan untuk 6 orang selama 7 hari. * Total "oranghari" yang dibutuhkan = [tex]6 orang \times 7 hari = 42 oranghari[/tex][tex]\\[/tex] * Total kaleng makanan yang dibutuhkan = [tex]42 oranghari \times 1 \frac{kaleng}{oranghari} = 42 kaleng[/tex][tex]\\[/tex]Jadi, untuk memenuhi kebutuhan 6 orang selama 7 hari diperlukan makanan sebanyak 42 kaleng.#semangatbelajar

Answered by plspls | 2025-07-21