1. A kettle contains 1.5kg of water at a
temperature of 18°C. How much energy is
needed to br...
Physics, 26.11.2020 14:00 Legoman29305
1. A kettle contains 1.5kg of water at a
temperature of 18°C. How much energy is
needed to bring the water to the boil?
Answers: 3
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Adolphin emits ultrasound at 100khz and uses the timing of reflections to determine the position of objects in the water. part a what is the wavelength of this ultrasound? assume that temperature of water is 20 degrees c. answer in cm
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Because atoms of elements in the same group of thbecause atoms of elements in the same group of the periodic table have the same number of neutrons, they have similar properties. select the best answer from the choices provided t fe periodic table have the same number of neutrons, they have similar properties. select the best answer from the choices provided t f
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Match each type of lever with the correct diagram. 1. first-class 2. third-class 3. second-class
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