B. FILL IN THE BLANKS :
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1. Curdling of milk by bacteria is a
2. Weathering of rocks is a................ change
3. Spinning of a top is a ..................... change
4. Occurrence of landslides is a.............. change.
5. Eruption of volcanoes is a ..................... change
6. Moulding of clay is a ...................... change
7. Rusting of iron nails is a ................. change
8. Evaporation of water is a ................. change
9. Burning of paper is a ................ change
10. Formation of day and night is a ................ change.
Answers
Answered by
3
Answer : 1. Chemical change
2.Pysical change
3.Physical change
4.Physical change
5 Chemical change
6.Chemical change
7.Chemical change
8.Physical change
9.Chemical change
10.Chemical change
Explaination : Meaning
Chemical change : Chemical change form new substances and it is permanent.
Physical change : Physical change form no new substances and it is not permanent.
Answered by
2
Answer:
1 , 5 , 7 ,9 ,10 IS CHEMICAL
&
2,3,4,6,8, IS PHYSICAL
Explanation:
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