Physics, 04.04.2020 10:55 djnkyworld
This is a kind of electroscope student made in science class to study charges. Student Procedure: ~Tear off two pieces of tape, each 4 inches (10 cm) long. ~Press each piece firmly on the work table leaving one end of each tape piece sticking up as a handle. ~Quickly pull the tapes from the table and stick one piece on the arm of a straw in one film canister, and the other piece on the arm of a straw in the other film canister. ~Move the canisters so the two pieces of tape are face to face, about 6 inches apart. ~Slowly move the canisters closer together. This is a photograph of what occurred as the canisters were moved toward each other. Which of these conclusions is NOT accurate. A) The pieces of tape have like charges. B) The charged pieces of tape exert a force on each other. C) Because the pieces of tape have like charges they will repel each other. D) The closer the canisters get, the less likely the pieces of tape will repel.
Answers: 2
Physics, 21.06.2019 22:00, jadahilbun01
Bob camina 200 m sur, luego trota 400 m suroeste, luego camina 200 m en una dirección 30? norte del este. a. dibuje una gráfica de los movimientos de bob. use una regla y transportador. b. use método gráfico y analíitico para hallar el desplazamiento total que bob recorrió. (magnitud y dirección) c. compare los resultados obtenidos por el método gráfico y analítico. (por ciento de diferencia).
Answers: 2
Physics, 22.06.2019 23:30, gymnastlyfe123
The power exerted by a muscle is the product of the force exerted and the velocity of contraction. the area of which of these shaded regions represents the power exerted while a weight is lifted at maximum speed?
Answers: 2
Physics, 23.06.2019 01:00, lerasteidl
Two solutions of the same uv-absorbing molecule were analyzed by uv-vis spectroscopy on the same instrument using 1 cm pathlength cells. use data from the table to calculate by what percentage the concentration of solution b is compared to that of solution a. sample absorbance at 315nm a 0.45 b 0.80
Answers: 1
This is a kind of electroscope student made in science class to study charges. Student Procedure: ~T...
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