Thermal energy is the sum of the kinetic and potential energy of all the particles in an object. The figure shows that if either potential or kinetic energy increases, thermal energy increases.
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If one side is pointed at the sun it has more day light hour because it pointing at the sun. and the temperature is high because it is close to the sun
The best answer to report is 2.900 g/ml (answer A)
explanation
The best answer to report must be in four significant figures. 2.900 g/ml is therefore the best answer to report since in is in four significant. zeros placed after other digits but behind a decimal point are significant figures.,theerfore 2.900 has four significant figures