What is the change you observe in litmus paper with base ?

What is the change you observe in litmus paper with acid ?

What changes do you observe in the dough ?

What changes do you observe in the thigh muscle ?

What change will you observe if you test soap with litmus paper (red and blue)?

What change did you observe in a paper plate, if you keep vada or upma on a paper plate?

What change do you observe in thermometer readings ?

Write a note on the changes you observe in the daily life.

What changes do you observe in thermometer during this experiment?

What change did you observe in the thermometer in the given experiment ? What result you will get , if you perform this experiment with dry seeds ?