Question

टेंथ क्लास फिजिकल साइंस कलेक्ट इंफॉर्मेशन अबाउट प्रॉपर्टीज एंड यूजेस ऑफ को वायलेंस कंपाउंड्स एंड प्रिपेयर ए रिपोर्ट​

Answer 1

Answer:

this is science one or this Hindi subject??

Answer 2

Explanation:

Endothermic change is a Chemical Change in which heat is Absourbed. It causes fall in temperature For example, melting of ice evaporation of spirit.

Exothermic change is a Chemical Change in which heat is given Out It causes rise in temperature. For example ,burning of a fire Cracker, burning of coal etc.