Describe the body systems involved in doing this activity. Hint... what senses and body parts were needed to perform the catching of the measuring device.

Which experiment would most likely contain experimental bias ?

Which statement is the best summary of the model? a-a series of aerobic and anaerobic reactions take place in cells b- the sun's energy moves through trophic levels in a food chain c-light energy is converted into stored chemical energy plants.d- food molecules are broken down in the cells if living things.

What materials must dams have to produce electricity, and what must occur?