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. […]
Why do nuclear fuel rods stay hot?
Why do nuclear fuel rods stay hot? “There comes a point when actually, the fuel becomes inefficient,” says Livens. When that happens, plant operators use control rods to turn off the fission reaction, and then they take the spent fuel out of the reactor. When the pins come out, Livens says, they are hot. What […]
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 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 […]
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 […]
Is there oxygen in a greenhouse?
Is there oxygen in a greenhouse? But it is only one of several primary greenhouse gases. Water vapor, methane, nitrous oxide, and ozone are all on the list as well. Is dinitrogen monoxide a greenhouse gas? The direct greenhouse gases are carbon dioxide (CO2), nitrous oxide (N2O), and methane (CH4). The indirect greenhouse gases are […]
Is there a food chain with 10 links?
Which tool is the most reliable for determining the pH level of a substance?
Which tool is the most reliable for determining the pH level of a substance? pH meters What is the difference between litmus solution indicator and universal indicator solution? Blue litmus solution turns red under acidic conditions; red litmus solution turns blue under basic /alkaline conditions. On the other hand, universal indicator solution tells us or […]