Who recorded the first references to static electricity and lightning were made over 2500 years ago by?

Who put forward a theory about black holes? Why would a scientist use a higher versus a lower percent agarose solution when preparing a gel to separate DNA? How many significant figures are in 0.0314? Will hot water shrink silicone? Is millimeters big or small? Variegated variety of chalcedony used to make pestles? What is impossible to do in the dark? If a column of land is left behind by being eroded by waves its called? When calibrating a thermometer first fill a container with ice then water creating a thick slurry then place the thermometer in the liquid the thermometer is calibrated in if the temperature reads? What organism is autotrophic has a cell wall made of cellulose and is multicellular? What is a non serviceable bearing called? Are Echinoderm autotroph or heteroph? What is pumpkin seeds in Tamil? How many inch in 1 meter? What is the basic monomer subunit in DNA and RNA? Opening a soda bottle illustrates how a decrease in pressure will the amount of gas that can be dissolved in water? If you have a spa that is 240V with 4 wires can you hook an extension cord from a 240V welder to it to see if it works if the cord only has three wires? What is taconite used for? Which organ produces the enzyme catalase. What is the pH of that organ? What is position - time graph?