Compare life before science and technology “in the good old days” with life in the present time. be sure to include the fields of medicine, transportation, and communication.

What organization and environment is described above?

Explain what will happen if decomposers were apsent from a forest ecoysystem.

1) what is the power in horsepower of a 100 watt light bulb? what is the power in kilowatts of a 200 horsepower engine? 2) if a cars engine is providing 3000 n of force to keep the car moving at 5 m/s, what is the engine’s effective power? 3) how many gallons of water will be pumped from a well 30 feet deep by a 1/2 hp engine in 1 minute? (1 gallon weighs 8.34 pounds)