1. Cold packs used in sports are examples of chemical energy. When the inner pouch is broken which is filled with water it reacts with the ammonium nitrate granules and makes new chemical bonds during the reaction absorbing energy from the surroundings.
The NBT is compulsory for prospective students applying to the Faculty of Health Sciences and the Diploma in Veterinary Nursing must write the NBT before or on 15 July in order to be considered for selection. The NBT is also used in the admission processes of the extended programmes.
2. Learn how to write the hours from midnight until noon in military time. To know how to write the hours from midnight until noon in military time, you just have to add a zero before the hour and two zeros afterward. 1 a.m. is 0100 hours, 2 a.m is 0200 hours, 3 a.m. is 0300 hours, and so on.