Newton's third law states that for every action, there is an equal and opposite reaction. During the collision between X and Y, the force exerted by X on Y is equal in magnitude but opposite in direction to the force exerted by Y on X. Since the time interval of the collision is the...
Hong Kong district councilors attending a government briefing on Monday vowed to proactively explain to the community about the urgency of the legislation of Article 23 of the Basic Law, and garner their support and advice in the legislative process. On Jan 30, the Hong Kong Special Administrativ...