9. Heating and cooling any object is a _______ change.
Heating and cooling any object is a reversible change.
Therefore, heating and cooling any object is a reversible change.
Statement B: Cooling can also bring about change. Select the correct option about the given statements.
Statement B: Cooling a metal can also bring about change in its shape.
Liquid changes into solid on cooling but the batter of a cake changes into a cake on heating in an oven. Why?
answer these fast
the growth of a plant to a tree is
a .slow change b .physical change c .chemical change d.reversable change
1.A AND C
2.B AND C
3.A AND D
4.C AND D
which of the following is considered a phisical change
1.HEATING OF substance
2.COOLING OF substance
3.MIXING OF TWO
4.ALL OF THESE
SHWETA RATH