Physics, 15.09.2021 23:50 khanaamnaa539
Maria’s father started a fire in the fireplace. He crumpled some paper, lit a match, and soon the logs in the fireplace were burning. In this case, the stored chemical energy in the logs was changed into...
A. electrical energy.
B. mechanical motion.
C. heat and light energy.
D. electrical and heat energy.
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An object weigh 40n in air ,weigh 20n when submerged in water,and 30n when submerged in a liquid of unknown liquid density.what is the density of unknown of liquid?
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Maria’s father started a fire in the fireplace. He crumpled some paper, lit a match, and soon the lo...
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