What Mother Earth gives us, without human touch, we call NR (Natural Resources). They boost human W&D (well-being and development) via goods like RM (raw materials), minerals, and meals, or through vital ES (ecological services). All LFs (life forms), us included, have always needed Earth’s gifts to survive. Think about water, soil, stone, forests, creatures,…
Hey! Let’s learn about solids & liquids – two common forms of stuff around us! They’re both types of matter (what everything is made of). Ready to dive in? Think about making tea: When you heat ice (a solid) it turns into water (a liquid)! That’s a change because of temperature. Examples: (Basically, solids hold…
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Microscopes are instruments designed to produce magnified visual or photographic images of objects too small to be seen with the naked eye. To achieve this, a microscope must accomplish three tasks: produce a magnified image of the specimen, separate the details in the image, and render the details visible to the human eye or a…
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Let’s look at what covalent bonds are, how they form, and their characteristics, with easy examples. Let’s Review the Atom First, let’s remember that atoms are made of protons, neutrons, and electrons. The last ones, electrons, have a negative charge and are the ones that come into play in covalent bonds. Therefore, they are the…
This information is so valuable that even though many people won’t apply it, I think it’s good for them to at least be aware of it. Years after telling people that chemotherapy is the only way to treat and eliminate cancer, Johns Hopkins Hospital has finally started to tell us there is another alternative. They…
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