Spaceship A is moving at 1500km/s and Spaceship B moving at…

Spaceship A is moving at 1500km/s and Spaceship B moving at 3000km/s, both moving to the left. Spaceship A and B are constant communication.   a) if you are in spaceship A will you observe doppler effect in the signals from spaceship B? Redshift, blueshift or both? Explain your answer in as much details as possible.  b) if you are in spaceship B will you observe doppler effect in the signals from spaceship A?  Redshift, blueshift or both? Explain your answer in as much details as possible. 

A client has presented to the emergency room with superficia…

A client has presented to the emergency room with superficial partial-thickness burns to their anterior and posterior left leg and anterior right leg after knocking a pot of boiling water off the stove. Using the Rule of Nines, calculate the total body surface area percentage that is burned.