Why do you think the structure of the heart is unique compared to other organs in the body

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.

The image shows a pendulum in simple harmonic motion the pendulum starts at a and swing to e

What is a carrier wave and how does it affect what you hear on the radio