A diver used 6000 J to dive off a rock cliff. If the diver took 2.5 seconds to reach the water, how much power was used?

Which statement about the immune system is false? a. lymphocytes reduce inflammation, b. b cells remember specific pathogens. c. most white blood cells kill bacteria d. white blood cells are made in lymph nodes.

How many species of living things are alive on earth today? more than 1,000,000 none of these answers are correct 100-500 1,000 –500,000 o 500,000 -1,000,000

When the oxygen produced by photosynthetic plants in the water dissolves in the water, which of these is being formed?