1 Grade 7_Q3_Firsthalf_1stday_ Science Risen

manifested as Push or Pull

Force are classified

• contact forces
• noncontact forces

Are applied, frictional, normal, tension and air resistance

Are applied, frictional, normal, tension and air resistance

are forces gravitational, electrical and magnetic

is exerted on an object by people, animal or another object

exist between a surface and object in contact moving along it or above

acts as an upward force of a surface supporting an object at rest

is a special frictional force acting on an object as it moves through the air

exerted by a compressed or stretched spring upon an object attached to it.