Can you have a zero tangential and nonzero centripetal acceleration? If our object is increasing its speed or slowing down, there is also a non-zero tangential acceleration in the direction of motion. But when the object is moving at a constant speed in a circle then only the centripetal acceleration is non-zero. Can a car […]
What makes a star twinkle?
What makes a star twinkle? As light from a star races through our atmosphere, it bounces and bumps through the different layers, bending the light before you see it. Since the hot and cold layers of air keep moving, the bending of the light changes too, which causes the star’s appearance to wobble or twinkle. […]
Do F and I have similar chemical properties?
Do F and I have similar chemical properties? Fluorine (F), chlorine (Cl), bromine (Br), and iodine (I) also exhibit similar properties to each other, but these properties are drastically different from those of any of the elements above. Each box represents an element and contains its atomic number, symbol, average atomic mass, and (sometimes) name. […]
How much does 1.25 gallon water weigh?
Is sodium carbonate harmful to humans?
Is sodium carbonate harmful to humans? Sodium carbonate is only slightly toxic, but large doses may be corrosive to the gastro-intestinal tract where symptoms may include severe abdominal pain, vomiting, diarrhea, collapse and death. Skin Contact: Excessive contact may cause irritation with blistering and redness. Is sodium carbonate the same as baking soda? Sodium carbonate […]
What enzyme builds the new strand in DNA replication?
What enzyme builds the new strand in DNA replication? DNA polymerases How the information stored in a gene is used to produce a functional protein? Most genes contain the information needed to make functional molecules called proteins. During the process of transcription, the information stored in a gene’s DNA is passed to a similar molecule […]
What are the best science experiments?
What are the best science experiments? Best Science Experiments And Activities for Kids I am not kidding when I say these are the best science experiments for kids, and I have great reasons why! Our classic homemade slime recipe is perfect. Grow Crystals. Construct a Catapult. Dancing Corn. Balloon Baking Soda. Seed Jar Science. Frozen […]
What is the derivative of flow?
What is the derivative of flow? What Is a Flow Derivative? A flow derivative is a securitized product that aims to provide maximum leverage to profit from small movements in the market value of the underlying. Flow derivatives are typically based on the value of currencies, indexes, commodities, and in some cases individual stocks. What […]
What color is used most in printers?
What color is used most in printers? red What is difference between CMYK and RGB? RGB refers to the primary colors of light, Red, Green and Blue, that are used in monitors, television screens, digital cameras and scanners. CMYK refers to the primary colors of pigment: Cyan, Magenta, Yellow, and Black. The combination of RGB […]
What are the effects of rotation and revolution?
What are the effects of rotation and revolution? The spinning of the Earth causes day to turn to night, while the full rotation/the revolution of the Earth causes summer to become winter. Combined, the spinning and the revolution of the Earth causes our daily weather and global climate by affecting wind direction, temperature, ocean currents […]