When you burn a piece of wood different changes take place. Analyse the following. How many forms of energy are released in the change?

When you burn a piece of wood different changes take place. Analyse the folloiwng.

When you burn a piece of wood different changes take place. Analyse the following. Predict possible changes and list them all.

How do the changes take place in an ecosystem?

When a candle is burnt, what type of changes take place? Give another example of a similar process.

How does eye change its focal length take place in the eye ball ?

A container made up of Aluminium is at 30^@ . It is filled with hydrogen gas to 80^@C . Answer the following basing on above information. What is the change when an ion of hydrogen collides with some velocity ? Compare with its initial velocity after collision takes place.

For nuclide ""_(Z)^(A) X , which of the following changes take place in respectively decay ?