- 2 W E 10n O A 25 M W Os 25 M C 5 0 M S Od Not Move At All Saved 48 Wood Dust Is Used To Dow Down The Meltmg Of Ice 1 (17.78 KiB) Viewed 24 times
2 w E 10N O A 25 m/?w Os 25 m/ • C 5.0 m/s OD. Not move at all Saved 48. Wood dust is used to dow down the meltmg of ice because D A tua natural minterial • wood is a good insulator o the aur within the wood dust is a good heat insulator it is very light 49. How long does it take to boil away 20 kg of water at 100 °C using a 50 kW heater? Specific latest brat al vaporisation of water is 2257 kg of CA 9028 902.8 ms C 4.514.05 OD 45140 m 50. A wave As a disturbance On cames energy O can have different wavelengths All of the above 80 Total Question(s)