Is wheelbarrow second class lever? In second class levers the load is between the effort (force) and the fulcrum. A common example is a wheelbarrow where the effort moves a large distance to lift a heavy load, with the axle and wheel as the fulcrum. Nutcrackers are also an example of a second class lever. […]
What are the basic building blocks of proteins?
What are the basic building blocks of proteins? What Are Proteins Made Of? The building blocks of proteins are amino acids, which are small organic molecules that consist of an alpha (central) carbon atom linked to an amino group, a carboxyl group, a hydrogen atom, and a variable component called a side chain (see below). […]
What is the weakest volcano?
What is the weakest volcano? The weakest are Hawaiian and submarine, then Strombolian, followed by Vulcanian and Surtseyan….Volcanic Explosivity Index. VEI 0 Plume height <100 m (330 ft) Eruptive volume * 1,000 m3 (35,300 cu ft) Eruption type Hawaiian Example Kilauea What happens when you inhale a lot of ash? In some eruptions, ash particles […]
Is it okay to sit down after eating?
Is it okay to sit down after eating? Good posture can help alleviate stomach discomfort related to reflux. Slouching or, even worse, lying down right after eating can encourage food to move back up and out of your stomach into your esophagus. How do you kill bacteria in the small intestine? We then kill the […]
What is the most precise atomic clock?
What is the most precise atomic clock? An all-optical atomic clock, recently demonstrated by researchers at the US National Institute of Standards and Technology (NIST; Gaithersburg, MD), produces about 1 quadrillion “ticks” per second and promises to be as much as 1000 times more accurate than the world’s current standard in time measurement-cesium-based … Which […]
How much is 880mL of plasma worth?
How much is 880mL of plasma worth? Depending on the weight of the individual, the donation center will take 690mL to 880mL per donation. The 880mL bottles bring a price of anywhere from $300.00 to $1,700.00 when sold to the Pharmaceutical companies. Should I give whole blood or plasma? Anyone can donate plasma, but most […]
What is a vector opposite?
What is a vector opposite? What is the Negative of a Vector? Vectors having the same length as a particular vector but in the opposite direction are called negative vectors. A negative sign will reverse the direction of a vector and make it a negative vector. Vectors are only negative with respect to another vector. […]
What illustration means?
What illustration means? 1 : something that serves to illustrate: such as. a : a picture or diagram that helps make something clear or attractive. b : an example or instance that helps make something clear. Is there an app that turns pictures into caricatures? Clip2Comic & Caricature Maker There are eight comics, toon, and […]
What are the forces acting on a basketball?
What are the forces acting on a basketball? A basketball approaches a hoop From the moment it leaves a player’s hand, the only forces acting on it are gravity (vertically downwards) and air resistance (opposing the direction of motion). Gravity causes the ball to accelerate downwards throughout its flight. How high can you throw a […]
What is the ideal atmospheric pressure?
What is the ideal atmospheric pressure? Standard sea-level pressure, by definition, equals 760 mm (29.92 inches) of mercury, 14.70 pounds per square inch, 1,013.25 × 103 dynes per square centimetre, 1,013.25 millibars, one standard atmosphere, or 101.325 kilopascals. Why don’t you feel the pressure exerted by the atmosphere? The reason we can’t feel it is […]