How do u convert 7.68 cal/sec to kcal/min

What is common between transverse waves and longitudinal waves

1. Describe the methods by which an electric potential develops in primary cells and dry cells. 2. Describe the methods by which an electric potential develops in generators and thermocouples. 3.

Which of the following creates an adhesive force that prevents separation of the parietal and visceral pleurae during ventilation? negative intrapulmonary pressure negative intrapleural pressure alveolar fluid surface tension lung elasticity

What is the weight of 2 kg of yogurt

A harmonic wave is traveling along a rope. The oscillator that generates the wave completes 42.0 vibrations in 20.8 s. A given crest of the wave travels 371 cm along the rope in a time period of 11.6 s. What is the wavelength? Answer in units of m.

Two railroad cars, each of mass 6500 kg and traveling 80 km/h in opposite directions, collide head-on and come to rest. how much thermal energy is produced in this collision?

What is a result of using a machine?

A boy rides motorbike with velocity of 20 m/s He accelerates his motorbike to a velocity of 30 m/s for 5 second. Calculate the acceleration produced in the motorbike. [Ams 2ms

How is a star's emission spectrum used to study stars?

A 52.0 kg skateboarder does a trick on a half-pipe. During the trick, he reaches a speed of 8.90 m/s. The radius of the half-pipe ramp is 3.00 meters. What is the minimum centripetal force necessary to keep the skater on the ramp?