Question

what is a upthrust and buoyancy​

Answer 1

Explanation:

Answer i s:

Upthrust means:

The upward force that a liquid or gas exerts on a body floating in it.

Buoyancy means:

The ability or tendency of something to float in water or other fluid.

Answer 2

Answer:

hope this helps you :)

Explanation:

Buoyancy or upthrust, is an upward force exerted by a fluid that opposes the weight of an immersed object.It is the force that pushes an object up. The upthrust, or buoyancy, keeps ships afloat. The upthrust, or buoyancy, keeps swimmers on top of the water.