What is the most energy efficient heating system for homes? Active solar heating may be the most efficient option for heating your home. Electric resistance heating can be expensive to operate, but may be appropriate if you heat a room infrequently or if it would be expensive to exte… What is the most economical heating […]
What is time period class8?
What is time period class8? Time period of vibration The time taken by pendulum bob to complete one vibration or one oscillation is called the time period of pendulum. The time taken by a vibrating object to complete one vibration is called its time period. What comes after a Teraannum? There is a megaannum (Ma) […]
How can you tell if a tornado is coming?
How can you tell if a tornado is coming? What are the Signs of a Tornado ? Cloud Base. The Cloud Base is actually and consistently rotating (EVEN IF SLOWLY). Wall Cloud. A Wall Cloud, a large LOWERING cloud formation. Dust Debris. Sudden Stop | Eerily Quiet. Intense Wind Shift. Greenish – Black Sky. Very […]
What is NADH and its function?
What is NADH and its function? NADH stands for “nicotinamide adenine dinucleotide (NAD) + hydrogen (H).” This chemical occurs naturally in the body and plays a role in the chemical process that generates energy. NADH is used for improving mental clarity, alertness, concentration, and memory; as well as for treating Alzheimer’s disease and dementia. What […]
How do I know if my glasses are plastic or glass?
Did Japan surrender because of the bomb?
Did Japan surrender because of the bomb? Nuclear weapons shocked Japan into surrendering at the end of World War II—except they didn’t. Japan surrendered because the Soviet Union entered the war. Japanese leaders said the bomb forced them to surrender because it was less embarrassing to say they had been defeated by a miracle weapon. […]
What are the 5 steps of an action potential?
What are the 5 steps of an action potential? The action potential can be divided into five phases: the resting potential, threshold, the rising phase, the falling phase, and the recovery phase. How does a neuron get activated? A neuron is activated by other neurons to which it is connected. In turn, its own activation […]
How many ping pong balls can fit in a 747?
What are the four types of speed-time graphs?
What are the four types of speed-time graphs? Speed – Time Graphs Time graph for constant speed. Speed-Time graph with constant acceleration. Speed-time graph with increasing acceleration. What type of motion is represented by the following distance time graph? uniform motion What type of motion is shown by the following distance time graph? As in […]
How the Valency of carbon is 4?
How the Valency of carbon is 4? The outer electronic configuration of carbon is 2s22p2. Thus, it has 4 valence electrons. It shares these 4 valence electrons to form 4 covalent bonds. Hence, valency of carbon is 4. What is Group 15 in the periodic table called? Nitrogen group element Which order of ionization energy […]