Physics, 17.09.2019 16:20 23rwilliamson
Consider a grill with the lid closed to be a closed system. the propane provides chemical energy. the propane is ignited to produce heat. the heat provides the thermal energy to cook the food in the grill. which is true about the energy in this system? a. while some energy is destroyed and some is created, the total amount of energy is conserved. b. while the energy changes form from chemical to thermal, total energy is conserved. c. chemical energy is destroyed in order to create thermal energy. d. while the energy changes form from chemical to thermal, the amount
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Physics, 22.06.2019 03:00, babysune01
Which law represents the thermodynamic statement of the conservation of energy of a system? a. the fourth law b. the first law c. the second law d. the third law
Answers: 2
Physics, 22.06.2019 05:30, dxpebetty64
Astudent pushes on a 20.0 kg box with a force of 50 n at an angle of 30° below the horizontal. the box accelerates at a rate of 0.5 m/s2 across a horizontal floor. what is the value of the normal force on the box? 200 n 243 n 156 n 225 n
Answers: 2
Physics, 22.06.2019 15:00, hailey200127
Holes drilled several kilometers into earth’s crust provide direct evidence about earth’s interior in the form of
Answers: 1
Consider a grill with the lid closed to be a closed system. the propane provides chemical energy. th...
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