Asquirrel drops an acorn from a tree branch that is 8.0 m from the ground. how long is the acorn in the air? what is the acorn's velocity when it reaches the ground?

The dissociation energy of a molecule is the energy required tobreak apart the molecule into its separate atoms. the dissociationenergy for a particular molecule is 5.48 x 10-18 j.suppose that this energy is provided by a single photon. determinethe (a) wavelength and (b) frequency of the photon

Which of the following represents an upside-down image?

What is the name for the remnant of an asymptotic giant that has lost its shells? black dwarf white dwarf yellow giant black hole