234 oz to tons using the table method (US)

Athin, square metal plate measures 14 cm on each side and has emissivity of 0.60. the plate is heated to a temperature of 745°c. what is the rate at which the plate radiates energy ? the stefan-boltzmann constant is 5.67 × 10-8 w/(m2 ? k4). remember that the plate will radiate energy from both its top and bottom surfaces.

Atrain departs from its station at a constant acceleration of 5 m/s. what is the speed of the train at the end of 20s?

What are the theoretical properties of a gas at a temperature of 0 kelvin?