A sample of gas has an entropy of 143 J/K and 45 kJ of internal energy. What is the temperature of the sample? Please provide your calculations.

Which pair of quantities includes one quantity that increases as the other decreases during simple harmonic motion?

At what time will the interfering waves have an amplitudeof zero?

One soccer player (a) is moving at 4 km/h when she kicks the ball while another soccer player (b) is moving at 8 km/h. what statement accurately compares their kinetic energy if they have the same mass? a) both soccer players have the same kinetic energy. b) player b has twice the kinetic energy of player a. c) player b has four times the kinetic energy of player a. d) their kinetic energy can't be compared without knowing their mass.