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A 0.250-kg stone is attached to an ideal spring and undergoes simple harmonic oscillations with a period of 0.640 s. What is the force constant (spring constant) of the spring?

Which one of the following stresses would be most likely to cause a bone to fracture?

Humphrey perimeters have maximum brightness of 1,000 asb or 51dB.

How many grams of ethanol (density 0.80 g/cm3) should be added to 5.0 g of chloroform (density 1.5 g/cm3) if the resulting mixture is to have a density of 1.2 g/cm3? Assume that the fluids do not change their volumes when they are mixed.

6. Suzi (1)

Two wires are made out of the same metal, but one wire is twice as long as the other wire. Which wire will have the greatest elastic modulus?

5. Pablo (1)

Preguntas 13-17 Vas a oír una entrevista con dos jóvenes sobre sus prácticas laborales. Vas a oír la entrevista dos veces. Indica tu respuesta seleccionando el nombre correcto para cada afirmación. Ahora tienes unos segundos para leer la siguiente información.

Preguntas 1–4 Vas a oír unos diálogos cortos en la farmacia. Vas a oír cada conversación dos veces. Para cada pregunta indica tu respuesta seleccionando la letra correcta. Ahora tienes unos segundos para leer la siguiente información. Right click the button to open in a new tab:  

If both eyes should the same defect as that in the previous question, #49, where along the visual pathway would the problem be located?  Be very specific.