Ayuda con la tarea de física
La física es una materia muy importante entre todas las disciplinas naturales, utilizada para explicar las maravillas de la vida, y también es una de las materias más difíciles de estudiar.
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- Question 1-4 Ad celestar objects are attracted to each other by gravity. Asteroids A and B are 5 meters (m) apart Asteroid C. and D are also 5 mapart. It C and D both have a mass of?kg, between which set of asteroids is the gravitational straction the preatest? miss bown is acrossion is greatest with dicensed mass home C. and D. because
- 11/16 Calculate Acceleration (2) ways An objec with a mass of7.5 kg accelerates 83 when an unknown force is applied to it. What is the amount of the force? mass of 7.5 kg accelerates 8.3m/s2 square
- Q) 20. Calculate the velocity of a 35 kg bike with a kinatic energy of 158 2m/s 9m/s 3m/s 1575m/s
- The geocentric theory was once accepted as an explanation of how objects were positioned in our solar system. Which statement best explains this theory? The ortits of the planets are elliptical and not circular The Sun is considered to be the center of the Universe Earth is considered to be the center of the revolving planets and stars The Sun is considered to be the center of the revolving planets and stars
- Use the equations above to answer the following questions 1. Ultraviolet radiation has a frequency of 6.8times 10^15Hz Calculate the energy, in joules, of the photon. 2. Find the energy in joules per photon,of microwave radiation with a frequency of 7.91times 10^10Hz 3. A sodium vapor lamp emits light photons with a wavelength of 5.89times 10^-7m . What is the energy of th photons? 4. One of the electron transitions in a hydrogen atom produces infrared light with a wavelength of 746. What amount of energy causes this transition? 5. Find the energy in kJ for an x-ray photon with a frequency of 2.4times 10^18s^-1 6. A ruby laser produces red light that has a wavelength of 500 nm. Calculate its energy in joules. 7. What is the frequency of UV light that has an energy of 2.39times 10^-18J 8. What is the wavelength and frequency of photons with an energy of 1.4times 10^-21J 9. What is the energy of a light that has 434 nm? 10. What is the wavelength of a light that has a frequency of 3.42times 10^11Hz