What produces the most carbon? Main sources of carbon dioxide emissions 87 percent of all human-produced carbon dioxide emissions come from the burning of fossil fuels like coal, natural gas and oil. The largest human source of carbon dioxide emissions is from the combustion of fossil fuels. The 3 types of fossil fuels that are […]
What are the main components of problem?
What are the main components of problem? into problem solving tasks. A complete solution consists of three components: a case model, an argument structure and a conclusion. The conclusion is a sub-part of both other components. Tasks (PSMs) package recurring chains of dependent types of problems in variable ways. How do you identify key issues? […]
What does P and Q mean in logic?
Is Hawaii closer to Alaska or California?
Is Hawaii closer to Alaska or California? Well, excluding Hawaii itself of course, the surprising answer: Alaska. Hawaii is closest to WHICH state? Hawaii is closer to Alaska than it is to California. Hawaii is closer to Alaska than it is to California. How many hours is Japan from Hawaii? 7.35 hours What race are […]
What is the ability of the eye to focus on close objects?
What is the ability of the eye to focus on close objects? This ability to change focus for close-up objects is called accommodation. The crystalline lens changes shape to accommodate near or far targets. The ability of the eye to change the shape of its lens and its focus is known as accommodation. What is […]
Does reflection change Polarisation?
Does reflection change Polarisation? Reflected light becomes partially polarized in a plane which is parallel to the reflecting surface. What is the difference between Polarised and Unpolarised light? The difference between the polarized and non-polarized lights are given below….What is the difference between polarised light and unpolarised light? Polarized light Unpolarized light It has electric […]
What makes thunderstorms more severe than others?
What makes thunderstorms more severe than others? 2 Severe Thunderstorms Why are some thunderstorms more severe than other? An increased temperature difference between the upper and lower parts of the storm can cause the air to be more unstable. The greater the instability the more severe the storm is, due to the increased up […]
What do plants give off?
What do plants give off? carbon dioxide Why do plants need energy? First of all, plants can create the energy by own. To do that, plants need water and sun to make their own food energy called: (Photosynthesis). They need energy because they are living things. Living things require energy to carry out a number […]
Is hydrogen positive or negative charge?
Is hydrogen positive or negative charge? Hydrogen is a positive ion. Hydrogen atoms consist of a proton in the nucleus surrounded by one electron. Does nitrogen have a negative charge? Nitrogen. If a nitrogen has three bonds and a lone pair, it has a formal charge of zero. If it has four bonds (and no […]
How do you find the mass of a nickel in a coin?
How do you find the mass of a nickel in a coin? If the formula used in calculating molar mass is the molecular formula, the formula weight computed is the molecular weight. 6 X 2 H atom- 12X1. 0079=12.09 Therefore: 6.022*10^23 atoms Ni will have mass = 58.693g. What is the volume of nickel? Measured […]