Physics, 13.07.2019 08:30 Diegosolorzano50
30 points to the first correct answer(btw they need to add a simple science subject). when a frying pan containing an uncooked egg is placed on the stove top and the electric burner is turned on, the egg then cooks. what is the source of heat energy of the cooking egg? electrical energy from the power socket newly created energy that was not present earlier newly created energy that increased the total energy mechanical energy from the heating element in the kettle
Answers: 1
Physics, 21.06.2019 17:30
What produces light and all other electromagnetic waves? a) the photoelectric phenomena b) heated metals c) charged particles d) radioactive samples (pls explain if you can : )
Answers: 1
Physics, 22.06.2019 10:00
Which atomic model was proposed as a result of j. j. thomson’s work?
Answers: 1
Physics, 22.06.2019 10:50
Two rigid transformations are used to map δhjk to δlmn. the first is a translation of vertex h to vertex l. what is the second transformation? a reflection across the line containing hk a rotation about point h a reflection across the line containing hj a rotation about point k
Answers: 1
Physics, 22.06.2019 11:00
Engineers find a new metal that is stronger than steel but much lighter. this material is also significantly cheaper than what is currently used for most aircraft, available in large quantities, and easy to manufacture. the engineers are excited because this new material will lower the costs of buying and operating airplanes for companies. what is probably the best step for the engineers to make next?
Answers: 2
30 points to the first correct answer(btw they need to add a simple science subject). when a frying...
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