What does it mean when a boat honks 3 times?

What does it mean when a boat honks 3 times? SHE: Why do they honk three times when they come into port? HE: They are signalling that they are coming home. There’s an old legend of Arturo, a Portuguese fisherman who met a beautiful girl when he came into port. What does a single white […]

Why magnesium ion has a charge of 2+?

Why magnesium ion has a charge of 2+? Explanation: Magnesium is under group 2 that also has a valence electron of 2. To achieve stability and to follow the octet rule, these 2 electrons in the outer shell will be removed making this atom into an ion with a 2+ charge. Why is the charge […]

Does light travel faster in glass than in water?

Does light travel faster in glass than in water? In water, the refractive index is 1.3 and in glass, it is 1.5. Therefore, light travels faster through water, than it travels through glass. Why does light pass through glass? Photons pass through glass because they are not absorbed. And they are not absorbed because there […]

What is the greatest invention of 2020?

What is the greatest invention of 2020? These Will Be Some Of The Greatest Inventions Of 2020 5G networks will bring the internet everywhere. Smart needles will detect cancer in moments. Electric car batteries will only get better. Smart food labels will reduce food waste. 3D bioprinting is now much closer. Neural interfacing will let […]

How do you say thank you rudely?

How do you say thank you rudely? Formal Thank You Messages I couldn’t be more thankful. Please accept my deepest gratitude. Thank you for your assistance with… Thank you for your attention to… Your support is really appreciated. Thank you for your kind consideration… I’d like to express my most sincere appreciation to you for… […]

Is air an example of matter?

Is air an example of matter? But, like solids and liquids, air is matter. It has weight (more than we might imagine), it takes up space, and it is composed of particles too small and too spread apart to see. Air, a mixture of gases, shares properties with water vapor, the gaseous form of water […]

At what speed does light travel?

At what speed does light travel? 670,616,629 miles per hour Why do astronomers use reflecting telescopes? Reflecting telescopes have many advantages over refracting telescopes. Mirrors don’t cause chromatic aberration and they are easier and cheaper to build large. The are also easier to mount because the back of the mirror can be used to attach […]

Does Delta mean change or difference?

Does Delta mean change or difference? What Does Delta Mean? Difference is the most common meaning of the uppercase delta. It is simply the difference, or change, in a certain quantity. When we say delta y, for example, we mean the change in y or how much y changes. Does Delta represent change? Upper-case delta […]

Does writing down help memory?

Does writing down help memory? If you write something by hand, all that complex sensory information increases the chances the knowledge will be stored for later. In short, writing by hand forces your brain to process information in a more detailed way, which helps you successfully load that information into your memory. How do I […]

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