Question

pls help me slove this pls​

Answer 1

Answer:

1. Difference between

a) Conduction, Convection, Radiation

b) Insulator, Conductor

c) Sea breeze and land breeze

2. Give two applications of radiation

3. Draw a labelled diagram of thermos flask and explain it's construction and working

4. State the reason why mercury is commonly used in thermometer

5. Convert the following temperature to degree Fahrenheit

a. 15 degree Celsius

b. 50 degree celcius

6. Convert the following temperature to degree Celsius

a. 140 degree Fahrenheit

b . 86 degree Fahrenheit

Science Extra questions

Answer 2

Step-by-step explanation:

mean:-

=(6+15+120+50+100+80+15+8+10+15)/ 10

=419/10

=41.9 is the mean

mode:-

15, as it has the most frequency

median:-

n=10 (which is even)

therefore,

={(n/2) th + (n+1/2) th } /2

={100 + 80 } /2

=180/2

=90 is the median