Abasket of negligible weight hangs from a vertical spring scale of force constant 1500 n/m . if you suddenly put an adobe brick of mass 3.00 kg in the basket, find the maximum distance that the spring will stretch.

Which explanation describes the forces involved for a person to walk down the sidewalk? a. the person's feet push backward on the sidewalk; the sidewalk pushes backward on the person. b. the person's feet push forward on the sidewalk; the sidewalk does not push on the person. c. the person's feet push backward on the sidewalk; the sidewalk pushes forward on the person. d. the person's feet push forward on the sidewalk; the sidewalk pushes forward on the person.

What are similarities and differences of reflection, refraction, diffraction and absorption?

The electronic structure or chlorine is 2.8.7 what is the electronic structure of fluorine?