Question

Question 3 (1 point) [YVEVLXSIAZ] In the Unit 3, Activity 8 - Power Activity, students learned about the rate of energy transfer also known as power. In a classic experiment, Robert Downey Jr. (78 kg) and Chris Hemsworth (91 kg) are racing up a flight of 10 stairs. Each stair is 19.7 cm high. If Chris Hemsworth manages to get up the stairs is 11.5 seconds and Robert Downey Jr. takes 8.1 seconds, who measures the greatest power? (This question is based on the U3A8 found here: U3A8 Content Link)

Answer 1

work done downs of hund 10005 talal height Answy: pour timp nobart bowney Jr Jr. maos= 70kg Chris Hensuonth massa alkg Number od stair Case -) 10 heigh of each stair =) 19.76m A.0.197m tine faken by Iron man (Robuh bolonfy fr) a 8.1 second time taken by -) lligsecond. econd -) (Falg) (9.8 m/s) (1.)(0-1976) Hemsworth power =) mg hash ot -) mg (100h) 빨 아 bounty IV =) los.goals

of hemsworth Powen - (1 kg)(a.xmlay() (0-1970) Morsound >) 152.76 I/S Robert dovery gy th homeword power