Where is the center of mass of this fantastic culinary delight? a. In the center of the hole. b. Somewhere inside the solid part of the doughnut c. The center of mass is not defined in cases where mass is missing.

Which feature of a heating curve indicates a change ofn state

The passage that directs air to the lungs is called a. diaphragm. b. larynx. c. bronchi. d. pharynx.

Two polarizers are oriented at 40∘ to each other and plane-polarized light is incident on them. if only 16 percent of the light gets through both of them, what was the initial polarization direction of the incident light?