What happens when you put an egg in vinegar for 3 days? If you soak an egg in vinegar the eggshell will absorb the acid and break down, or dissolve. The calcium carbonate will become carbon dioxide gas, which will go into the air. Soak one egg in vinegar for 24 hours (1 day), one […]
How do primary and secondary coils work?
How do primary and secondary coils work? The primary coil produces a magnetic field in the secondary coil. It is only while this magnetic field is changing that we get an EMF induced in the secondary coil. We can make the magnetic field carry on changing by using an alternating current in the primary coil. […]
What kills roly polys?
What kills roly polys? Apply Insect Killer Granules around foundations, lawns and landscaped areas to eliminate or repel all kinds of troublesome pests. Scatter Monterey Ant Control, a safe and organic bait containing iron phosphate and spinosad, evenly over the soil around or near problem areas. Are roly polys bad? If there is a lack […]
What would happen if it rained forever?
What would happen if it rained forever? Floods would turn into mudslides which would turn into full landslides. This would compounded by the assumption that due to rain, little direct sunlight would come through, which would mean vegetation would start to die off. Many plants would die from being completely waterlogged. Is the whole world […]
Who uses 60Hz?
Who uses 60Hz? Only a handful use 60Hz. The standard in the United States is 120V and 60Hz AC electricity….Listing per country. Country Voltage Frequency Austria 230V 50Hz Azerbaijan 220V 50Hz Azores 230V 50Hz Bahamas 120V 60Hz Why does Japan use 100v? The reason Japan became 100 volts was at the time Japan imported generators […]
What are the disadvantages of a solar oven?
What are the disadvantages of a solar oven? Disadvantages The solar cooker cannot be used at night and during cloudy weather. It takes more time to cook food. The direction of the solar cooker is to be changed continuously towards the direction of the Sun. Solar energy is not available uniformly all the time and […]
Will China share moon samples?
Will China share moon samples? China has recovered the lunar samples collected by the daring Chang’e 5 mission and now work is underway to get the materials to the laboratory for science — and for sharing. The Chang’e 5 reentry capsule landed in Inner Mongolia on Dec. 16, marking the end of the 23-day mission. […]
What are the advantages and disadvantages of hydropower?
What are the advantages and disadvantages of hydropower? Pros and cons of hydroelectric energy Pros Cons Renewable Environmental consequences Low emissions Expensive to build Reliable Drought potential Safe Limited reserves What are the negative effects of hydropower? Hydropower has the ability to generate electricity without emitting greenhouse gasses. However, it can also cause environmental and […]
Are 2 notes a chord?
Are 2 notes a chord? A chord, simply, is any combination of three or more notes. While two notes is technically harmony, they are not considered chords. Theoretically, any combination of notes is a chord, however, when used in a certain combination, some notes complement each other better than others. What are 2 notes played […]
What is periodic signal in data communication?
What is periodic signal in data communication? Signals which repeat itself after a fixed time period are called Periodic Signals. Signals which do not repeat itself after a fixed time period are called Non-Periodic Signals. In data communications, we commonly use periodic analog signals and non-periodic digital signals. Is it possible to have a periodic […]