What are the three basic ingredients required to start a fire? Oxygen, heat, and fuel are frequently referred to as the “fire triangle.” Add in the fourth element, the chemical reaction, and you actually have a fire “tetrahedron.” The important thing to remember is: take any of these four things away, and you will not […]
What are the biotic and abiotic factors of a rainforest?
What are the biotic and abiotic factors of a rainforest? Some examples of biotic factors in the tropical rainforest are toucans, frogs, snakes, and lizards. Abiotic factors in the tropical rainforest include humidity, soil composition, temperature, and sunlight. What are the factors of rainforest? The tropical rainforest biome has four main characteristics: very high annual […]
Will the bullet hit the monkey?
Will the bullet hit the monkey? Yes, the bullet will hit the monkey. As at the same instant when the hunter fires the bullet, the monkey also drops. Now both, bullet and monkey will experience the same downward acceleration due to gravity ‘g’. Therefore, it will lower the height of both bullet and money, by […]
How do you separate gravel sand sugar and iron filings?
How do you separate gravel sand sugar and iron filings? Answer. Answer: Use magnet to remove iron filings (magnetic attraction) *Add water to remaining sugar/sand to dissolve sugar (solubility of sugar). *Pour solution through filter to remove sand (solid). When you mix iron filings and sand does the appearance of the two materials change why? […]
How do you attract negative ions?
How do you attract negative ions? Run an indoor water fountain. The force or energy of falling water causes the neutral particles in air to split which frees electrons to attach to other air molecules resulting in negative ions. Have tourmaline crystals nearby or wear them. Tourmaline is believed to convert moisture from the air […]
Does milk of magnesia cause gas and bloating?
Does milk of magnesia cause gas and bloating? You may experience bloating and gas along with the laxative effect, however. Another option would be a magnesium-based laxative, such as milk of magnesia or magnesium citrate. These are members of a larger class of laxatives called saline osmotics, which draw water into the bowels and trigger […]
What is a good Reynolds number?
What is a good Reynolds number? Whenever the Reynolds number is less than about 2,000, flow in a pipe is generally laminar, whereas, at values greater than 2,000, flow is usually turbulent. What is the application of Reynolds number? The dimensionless Reynolds number plays a prominent role in foreseeing the patterns in a fluid’s behavior. […]
What is thermal decomposition give two examples?
What is thermal decomposition give two examples? This type of reaction is called thermal decomposition . Many metal carbonates can take part in thermal decomposition reactions. For example, copper carbonate breaks down easily when it is heated: copper carbonate → copper oxide + carbon dioxide. CuCO 3 → CuO + CO 2. Which of the […]
How can you tell if air is saturated?
How can you tell if air is saturated? A state of saturation exists when the air is holding the maximum amount of water vapor possible at the existing temperature and pressure. When the dew point temperature and air temperature are equal, the air is said to be saturated. Dew point temperature is NEVER GREATER than […]
Why should you wrap your feet in aluminum foil?
Why should you wrap your feet in aluminum foil? Wrap Your Feet In Aluminum Foil To Treat Everyday Aches And Pains. This soothes different areas in the body and helps alleviate pain and speed up healing times. The foil’s chemical elements help make this unique healing process happen — it seems to good to be […]