EASY
7th CBSE
IMPORTANT
Earn 100

A piece of white paper and another of black paper are placed over the snow in sunshine. In which case the ice would melt faster?

Important Questions on Heat

EASY
7th CBSE
IMPORTANT
Science 7>Chapter 4 - Heat>Oral Questions>Q 5
What is the reason for making fire-fighting suits bright and shiny?
EASY
7th CBSE
IMPORTANT
Science 7>Chapter 4 - Heat>Summative ASSESSMENT>Q 1
Which of the two-Celsius or Fahrenheit, scale is more convenient to use? 
EASY
7th CBSE
IMPORTANT
Science 7>Chapter 4 - Heat>Summative ASSESSMENT>Q 2
Which property of matter is used in the measurement of temperature?
EASY
7th CBSE
IMPORTANT
Science 7>Chapter 4 - Heat>Summative ASSESSMENT>Q 3
Name one natural phenomenon which occurs due to the convection currents in air.
EASY
7th CBSE
IMPORTANT
Science 7>Chapter 4 - Heat>Summative ASSESSMENT>Q 4
Which is fastest mode of heat transfer-Conduction, Convection or Radiation?
EASY
7th CBSE
IMPORTANT
Science 7>Chapter 4 - Heat>Summative ASSESSMENT>Q 5
Name a device which prevents loss/gain of heat by any mode of heat transfer.
EASY
7th CBSE
IMPORTANT
Science 7>Chapter 4 - Heat>Summative ASSESSMENT>Q 1
Write two similarities between a laboratory thermometer and a clinical thermometer.
EASY
7th CBSE
IMPORTANT
Science 7>Chapter 4 - Heat>Summative ASSESSMENT>Q 2
What kind of material is used for (a) making cooking utensils, (b) making the handles of the cooking utensils?