How much thermal energy does a 1 kg steel block with a specific heat capacity of 450 J/kg°C lose when it cools from 400°C to 60°C?

E=mc0E = 1 x 450 x (400-60)E = 1 x450 x 340E = 153,000J

Answered by Maisy H. Physics tutor

2244 Views

See similar Physics GCSE tutors

Related Physics GCSE answers

All answers ▸

(IGCSE, Jan 2013, q8 adapted) The astronaut David Scott dropped a hammer and a feather from rest, at the same time and from the same height on the moon. The hammer and the feather landed at the same time. Why?


1. At the end of a marathon sweat covered runners are given a shiny foil sheet to stop them cooling down too quickly. a) Suggest why the runner may cool down too quickly without the foil sheet (1) b.) Explain how the foil sheet reduces heat loss(2)


I throw a ball straight up with an initial velocity of 2m/s. How high is it after a fifth of a second?


What is the difference between reflection, refraction and diffraction?


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo
Cookie Preferences