Collisions between galaxies are thought to Group of answer choices have stopped about 5 billion years ago. be commonplace. have only occurred between 10 and 15 billion years ago. be extremely rare. have never occurred.

Fitness is the ability to perform only very light levels of physical activity.

Iassume the answer is 75 feet. inwards to outwards rather than outwards to inwards. probably be 75.hachures are stokes drawn in direction of the steepest slope. a series of short parallel lines drawn on a map to indicate topographic relief. it is actually called hachures on contour lines. the small marks in the center of the feature are called hachures.observe the picture attached