What are the two equinoxes? What is an equinox? At two points in the year the Sun will illuminate the northern and southern hemispheres equally. These are known as the equinoxes: the autumnal equinox and vernal or spring equinox. How does solstice work? As the Earth moves in its orbit, the tilt of the North […]
Is energy input equal to energy output?
Is energy input equal to energy output? This means that the total amount of energy that is in an isolated system (such as an engine or a generator) remains constant (conserved) over time. However, the total amount of useful energy output of an isolated system is never equal to the total energy input. What is […]
Does mixing increase reaction rate?
Does mixing increase reaction rate? Mixing. Mixing reactants increases their ability to interact, thus increasing the rate of a chemical reaction. Why does mixing speed up a reaction? Reactions in phases that easily mix, such as gases and liquids, occur much faster than reactions between solids. The extent of mixing of the reactants influences the […]
How many moles are equal to 15 grams of oxygen?
What do you say to someone who celebrates solstice?
What do you say to someone who celebrates solstice? “Wishing a very Happy Winter Solstice to you. Sending you warm greetings on this special day. May the spring some soon.” “May the brightness and warmth of sun rays enlighten every corner of your heart and home. Why is winter solstice pagan? In most forms of […]
What happens to energy when two objects collide?
What happens to energy when two objects collide? When objects collide, the energy transfers from one object to the other. Energy is the ability to do work (or in more simple terms: energy makes things happen). The amount of energy transferred during a collision depends on the weight and speed of the moving object. What […]
Is forced air a good heating system?
Is forced air a good heating system? Cost-Effective For the efficiency of the heating that you’re getting, forced air heating is highly effective while maintaining a reasonable price. Because the installation of forced air heating tends to be easier than the other alternatives, this also lowers the overall price. Which is better baseboard or forced […]
Are there disadvantages to having a smart meter?
Are there disadvantages to having a smart meter? Although smart meters can help you keep track of your energy use, they could also drive up anxiety with elderly or low-income households if they’re constantly reminded of what they’re spending. This could lead to people depriving themselves of adequate heating or lights. Do smart meters need […]
What is the importance of energy conservation?
What is the importance of energy conservation? Energy conservation plays a very important role because utilization of non-renewable resources also impacts our environment. Specially, usage of fossil fuels supplies to air and water pollution such as carbon dioxide is produced when oil, coal and gas combust in power stations, heating systems, and engines of car. […]