Help
Contact
For teachers and institutes
Search courses, problems, tests…
A
A
>_
StemPy Lab
Courses ▾
Problems ▾
Practice ▾
Mock Tests
Classes
Groups
Community ▾
A
A
Why do we feel cool when sweat dries on our skin? | StemPy Lab
Quizzes
/
Why do we feel cool when sweat dries on our skin?
Physics
Easy
High School (11–12)
Heat & Thermodynamics › Calorimetry and Change of State
Created by
StemPy Lab
Why do we feel cool when sweat dries on our skin?
Drying skin reflects heat
Water has a low specific heat
Sweat is colder than the body
Evaporating water takes its latent heat from the skin
Check Answer
Log in to save
Tag someone
⚑ Report
← All Quizzes
← A 40 g ice cube at 0 °C is put into 0.25 kg of juice (treat it as water) at 30 °C. What is the final temperature once the ice has melted? (Latent heat of fusion 3.34 × 10⁵ J/kg, c = 4186 J kg⁻¹K⁻¹.)
The triple point of water, used to fix the kelvin scale, is the temperature at which →
More on
Heat & Thermodynamics › Calorimetry and Change of State
Discussion (0)
Log in
to join the discussion.
Loading…
Problems on this topic
Answer, and give a reason. Why does a lake in winter take so long to freeze over completely?
Easy
Compare two burns. 15 g of steam at 100 °C condenses on the skin and cools to 37 °C.
Medium
A glass holds 0.35 kg of water at 28 °C.
Medium
How much heat turns 0.40 kg of ice at -15 °C into water at 35 °C?
Medium
All problems on this topic →
Created by StemPy LabCreated by StemPy Lab