A very light ideal spring stretches by 21. 0 cm when it is used to hang a 135-n object. What is the weight of a piece of electronic equipment that would stretch the spring by 44. 9 cm if you hung the equipment using the spring?.

Two technicians are discussing how to test a car's exhaust by holding a small piece of paper within an inch of the tailpipe mouth. technician a says that if the paper is vibrating due to a "puffing" output from the tailpipe, this signals a smoothly running engine. technician b says that if the paper is being drawn toward the tailpipe, this could indicate burned exhaust valves. who is correct? a. technician b b. both technicians a and b c. technician a d. neither technicians a or b

You have a poultry farm and a poultry-processing unit. which product can you make using the waste products from your processing unit?

Give the brainliestwhich parts of the scientific process differentiate it from pseudoscience? check all that apply. stating facts based on opinionsusing models and experimentsasking new questionsmaking subjective claimshaving explanations that answer all questionsi need more than one answer