I need help with these questions please

Look at the images of different rocks. which rocks have a fine-grained texture? check all that apply. 1 2 3 4 5

The rapid decomposition of organic matter produces evidence which supports: the slow accumulation of coal deposits long ages of the earth rapid burial of vast amounts of vegetation biblical account of noah's flood

What best describes the dropping height of a ball that bounces back up to a height of 45 cm