Which event takes place first in the stages before the birth of a star

Darell has a home gym that his older brother set up. nobody has used the gym for a few years but darell has decided to give weight lifting a try. he talks to his gym teacher, who shows him proper form for the exercises and does performance testing. together they design a starter program that includes a warm-up, stretching, and some basic weight-lifting exercises, followed by a time of stretching. on the first day of his routine, darell is injured. what is the most likely cause of his injury?

Select the statement that is not true about the hubble telescope: a. it orbits above the earth, avoiding the light distortion caused by our atmosphere. b. it is mounted high on a hawaiian mountaintop to provide stable images. c. it has allowed scientists to see the formation of far-away stars and solar systems, leadin some certainty about the history of our own solar system. d. it has documented the destruction of far-away stars and galaxies, leading to some certa the theories of the life cycles of stars.

If pressure and temperature remain constant, will the volume of gas in the respirometers increase or decrease?