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Help me with science please
In which case would the kinetic energy of particles be increasing? (1 point) Metal is melted at 1,300°C. Metal is at room temperature, 37°C. Metal is heated from room temperature to 200°C. Metal is cooled at 1,300°C.
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In which case would the kinetic energy of particles be increasing? Metal is at room temperature, 37°C. Metal is cooled at 1,300°C. Metal is heated from room temperature to 200°C. Metal is melted at 1,300°C.**
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Both drawings show the same square, each of which has a side of length L = 0.86 m. An observer O is stationed at one corner of each square. Two loudspeakers are located at corners of the square, as in either drawing 1 or drawing
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A manufacturer selected a metal to use in producing a lightweight button for clothing. A metal that has a density of 2.71 g/cm3 was selected. Which of the metals was selected? A Metal 1 B Metal 2 C Metal 3 D Metal 4
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To make a secure fit, rivets that are larger than the rivet hole are often used and the rivet is cooled (usually in dry ice) before it is placed in the hole. A steel rivet 1.873 cm in diameter is to be placed in a hole 1.871 cm in
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In the construction of bridges and skyscrapers, gaps must be left between adjoining steel beams to allow for the expansion and contraction of the metal due to heating and cooling. The temperature of a sample of iron with a mass of
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All of the lanthanide metals react with HCl to form compounds having the formula MCl2,MCl3,or MCl4 (where M represents the metallic element). Each metal forms a single compound. A chemist has .250g sample of a transition metal,
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Suppose you wish to make a scale drawing of your living room, which measures 18 ft by 23 ft. If the shorter side of the drawing is 6 in., how long is the longer side of the scale drawing?
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The specific heat of a metal was found to be 0.38 J/g*°C. When 0.5007 g of this metal was heated in a stream of chlorine gas, it produced 1.0586 g of a metal chloride, MClx. a. Determine the formula of the metal chloride and the
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Steel plates are commonly attached to each other with rivets, which are slipped into holes in the plates and rounded with hammers. The hotness of the rivets makes them easier to round over but their hotness has another advantage
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A drawing has a scale of 1/4" = 1'. A window in that drawing measures 2' x 4'. What would be the size of this window on the drawing? A. 1/2" x 1/4" B. 1" x 2" C. 1/2" x 1" D. 3/4" x 1" I think it's A. Is that correct?