Imports of lumber into the United States were down 50% in 2008.

What are the differences and similarities of a compression wave and a transverse wave?

Acave rescue team lifts an injured spelunker directly upward and out of a sinkhole by means of a motor-driven cable. the lift is performed in three stages, each requiring a vertical distance of 10.0 m: (a) the initially stationary spelunker is accelerated to a speed of 4.90 m/s; (b) he is then lifted at the constant speed of 4.90 m/s; (c) finally he is decelerated to zero speed. how much work is done on the 68.0 kg rescue by the force lifting him during each stage?

Herbivores, carnivores, and omnivores are all types a. decomposers b. producers c. consumers d. biomes