Physics, 28.09.2020 01:01 yselahernandez02
Mr. Wang works in a recycling center. Recyclable materials arrive at the center mixed together. Workers use magnets to separate steel cans from other items. Which two statements are true about the force between a steel can and a magnet? A Gravity pushes the can toward the magnet. B. The force between the can and the magnet is a noncontact force. C. The attraction between the can and the magnet is a pull . D. The attraction between the can and the magnet is a push.
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1700 j of energy is lost from 0.14 kg object , the temperature decreases from 50°c to 45°c what is the specific heat of this object, amd what is the material ?
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Mr. Wang works in a recycling center. Recyclable materials arrive at the center mixed together. Work...
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