Need Help Arvin, the ant, is on a picnic table. He travels 30 cm eastward, then 25 cm northward, and finally 15 cm westward. What is total distance traveled by Arvin?
What is the magnitude and direction(at an angle) of Arvin's displacement?

Energy flows from the producer level to the level. is called

Which is an example of an exothermic process?

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)