Buoyancy
Buoyancy
a dingaling
Buoyant force.The buoyant force is the net upward force exerted by a fluid on a submerged or immersed object.Archimedes' principle states that the buoyant force is equal to the weight of the fluid displaced.An object will float in a fluid if the buoyant force on the object is equal to the object's weight.
The force that helps us lift things is called muscular force, generated by our muscles contracting and producing tension to move an object against gravity.
helium
Clouds and cottonwood seeds are examples of fluffy things that can float in the sky.
soccer ball, oil, people, boats
The force that pulls things forward is called "thrust."
It is changing force
gravity
friction
Churches! Very small rocks!