A stone falls from rest from the top of a high tower. Ignore air resistance and take g = 10m/s². What is its velocity after 1s

Apatient has a history of poor nutrition. he has skin rashes, bleeding gums, and a cut that hasn’t healed in a long time. what vitamin deficiency most likely caused this symptom?

The frequency of the fundamental of the guitar string is 320 hz. at what speed v do waves move along that string?

What happens when the vapor pressure of a liquid is equal to the external pressure?