An HII region is Group of answer choices one of the large and cold molecular clouds where we see star formation going on a place where there is mostly neutral hydrogen whose spectral lines we observe a cloud of dark dust, which absorbs much of the starlight coming from behind it a cloud of complex molecules, such as alcohol and formaldehyde a zone around a hot star where hydrogen atoms are ionized

When considering gravity acceleration and the force of acceleration, what must be true? a. the direction of acceleration must be perpendicular to the direction of the force. b. the direction of the force and the direction of acceleration must be the same as each other. c. the direction of the force and the direction of acceleration must be opposite of each other. d. the mass of the body must be the same as the acceleration of the body.

In what direction does an applied force move an object

Which of the following is the best name for mgcl2