Subject :NSO Class : Class 5
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 ?
(B) Conduction
(C) Chemical reaction
(D) Air masses.
(A) , (B) , (C) , (D)
Ans 1:
Class : Class 10
Diffusion is the correct answer by my views and opinions
Ans 2:
Class : Class 7
A