Um cientista para realizar um experimento, coloca um termômetro em um recipiente contendo uma porção de água, que acabou de tirar da torneira da sua casa. Supondo que o recipiente esteja num local ao nível do mar, a única leitura que pode ter sido feita pelo aluno no termômetro é:

Awoman stands a distance d from a loud motor that emits sound uniformly in all directions. the sound intensity at her position is an uncomfortable 2.0×10-3 w/m2. at a distance 2.6 times as far from the motor, what are (a) the sound intensity and (b) the sound intensity level relative to the threshold of hearing?

Argon is adiabatically compressed from an initial volume of 16 liters to a final volume of 2 liters. by what factor do the following quantities change? do they increase or decrease? (a) the rms speed (b) the thermal energy of the gas (c) the molar specific heat cv (d) the pressure

Which subatomic particle has a negative charge