Which use of iron is due to its chemical properties?
producing colored sparks in fireworks
ch...
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Physics, 22.06.2019 01:30
Ababy stroller is a rest on top of a hill which is 10 m high. the stroller and baby have a mass of 20 kg. what is the potential energy of the baby and stroller?
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Physics, 22.06.2019 15:30
The voltage applied across a given parallel-plate capacitor is doubled. how is the energy stored in the capacitor affected?
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Physics, 23.06.2019 08:00
Whenever the net force on a moving object is zero its acceleration is
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Physics, 23.06.2019 10:00
If the moon rises at a given location at 6: 00 p.m. today, about what time will it rise tomorrow night?
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