FORM 2 SCIENCE
State THREE daily activities which involved PUSH and PULL force 列举出三个在日常生活中有涉及推和拉力的动作
Opening a door, Pressing a switch, Opening a can food, Opening a car door, Opening a drawer
State SIX types of FORCE 列举出六种力
Buoyant force, Elastic force, Frictional force, Normal force, Weight, Gravitational force
How do we measure force? By using a.......... 我们如何测量力的存在？使用......
Spring balance (by reading the scale on the balance)