User Forum

Subject :NSO    Class : Class 5

star_opt.jpeg Read the experiment and answer

In three 500 mL beakers, Ahmed put melted ice water, room-temperature water, and hot water. He put a thermometer into each beaker and recorded the temperature. He carefully placed a single drop of blue food coloring in the center of the surface of the water in each beaker. He planned to take observations at 5 minutes, 10 minutes, 20 minutes, and 30 minutes.

What does Ahmed's experiment model shows ?

(A) Diffusion

(B) Conduction

(C) Chemical reaction

(D) Air masses.

(A) , (B) , (C) , (D)

Ans 1:

Class : Class 7

Ans 2:

Class : Class 8
Diffusion is the correct answer by my views and opinions

Post Your Answer