Transcription 07/10/2025, 19:00:54

Anotacoes

• G7 - Calculating Work Worksheet 1) What is the equation for work? Write it down, name each of its components, and signal the unit of measurement used for each of them. 2) Explain why we must consider gravity acceleration when work is done vertically: ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ 3) Which of the following is having work done on it? (Circle all that apply.) a) A person sitting on a bench b) A grocery bag as you lift it up c) A crane moving dirt d) A crate as you push it along the floor 4) Suppose you want to calculate how much work it takes to lift a 160 N barbell. Besides the mass of the barbell, what other information do you need to know? a) The shape of the weights b) How high the barbell is being lifted c) The strength of the person doing the lifting d) None of the above 5) A 45 kg girl sits on a 5 kg bench. How much work is done on the bench? Remember that work = force x distance. What is the work? --- **SIGUIENTE IMAGEN** 6) A 40 kg boy lif...