Which of the following is a physical change? [NCERT Exemplar]
A. Rusting of iron
B. Combustion of magnesium ribbon
C. Burning of candle
D. Melting of wax
Answer:D
Which of the following is a physical change? [NCERT Exemplar]
A. Rusting of iron B. Combustion of magnesium ribbon C. Burning of candle D. Melting of wax