How do you find the latent heat of a mixture? Determination of Latent Heat of Steam by the Method of Mixture Following are the steps to determine the latent heat of vaporization of water: m1= mass of calorimeter and stirrer. m2 = mass of calorimeter, stirrer and water. mw = m1 – m2 = mass […]
How many billion years did it take for humans to appear on Earth?
How many billion years did it take for humans to appear on Earth? Recognizable humans emerged at most 2 million years ago, a vanishingly small period on the geological scale. The earliest undisputed evidence of life on Earth dates at least from 3.5 billion years ago, during the Eoarchean Era, after a geological crust started […]
What is the highest bouncing ball?
What is the highest bouncing ball? Skyball What is the most bouncy thing in the world? The SkyBall is a softball-sized toy that bounces higher than nearly any other ball ever made. Filled with a combination of compressed air and helium, the SkyBall can bounce as high as 75 feet! What is the bounciest trampoline? […]
Is it better to be under or over weight?
Is it better to be under or over weight? People who are clinically underweight face an even higher risk for dying than obese individuals, the study shows. Compared to normal-weight folks, the excessively thin have nearly twice the risk of death, researchers concluded after reviewing more than 50 prior studies. How can you tell if […]
Why is botulism so rare?
Why is botulism so rare? Spores are not killed by boiling, but botulism is uncommon because special, rarely obtained conditions are necessary for botulinum toxin production from C. botulinum spores, including an anaerobic, low-salt, low-acid, low-sugar environment at ambient temperatures. Can you survive botulism? Although botulism can cause severe and prolonged symptoms, most people recover […]
Does TV use microwaves or radio waves?
Does TV use microwaves or radio waves? Microwaves are used because they pass through the atmosphere and through the ionosphere. The signals may be for television programmes, telephone conversations, or monitoring the Earth (for example, weather forecasting). Should I turn off wifi at night? The BEST Way To Shut Off WiFi At Night Safely and […]
How do you classify hydrogen?
How do you classify hydrogen? Hydrogen is most often classified as a nonmetal because it has many of the properties of nonmetals. For example, it is a gas at room temperature. However, hydrogen shares properties with the alkali metals in group 1. In liquid form, hydrogen conducts electricity just like a metal does. Can we […]
Which coral reefs are in danger?
Which coral reefs are in danger? Almost 95% of coral reefs in Southeast Asia are threatened. Indonesia has the largest area of threatened coral reefs, with fishing threats being the main stressor on coral reefs. More than 75% of the coral reefs in the Atlantic are threatened. How do humans impact the coral reef? Pollution, […]
Why is MMHG used?
What are the 7 functions of the digestive system?
What are the 7 functions of the digestive system? Digestive System Physiology Ingestion of food. Secretion of fluids and digestive enzymes. Mixing and movement of food and wastes through the body. Digestion of food into smaller pieces. Absorption of nutrients. Excretion of wastes. What organs are part of the digestive system? The hollow organs that […]