A school purchases boxes of paints for the annual painting competition. The expression below represents the total price for the order including delivery to the school.

Use the drop down menus to match each example to the fossil topic discussed then to show how the fossil record gives evidence of evolution

What evidence supports the law of conservation of energy? a) mechanical energy is converted to chemical energy during photosynthesis. b) oxygen is made from the breakdown of carbon dioxide during photosynthesis. c)energy is absorbed by chlorophyll and becomes chemical energy during photosynthesis. d)the sun gives off light energy that is absorbed by plants.

Any sound above what db can cause hearing loss in human beings