If an object is more dense than water it will sink when placed in water, and if it is less dense than water it will float. Density is a characteristic property of a substance and doesn’t depend on the ...

Some objects float in water and other sink. But did you know that you can change whether something floats or sinks by adding a substance to the water? Let's try it and see! Pour water into a cup until ...

An object in a fluid ... head sticks up out of the water, the upthrust reduces as your head is no longer displacing water, and there is zero resultant force, so you float at that level.

Floating is when something stays on top of the surface of the water, like a boat. Sinking is when something drops beneath the surface of the water and falls to the bottom, like a stone.

Have you ever wondered how massive ships, weighing thousands of tons, stay afloat on water instead of sinking ... than the weight of the object, the object will float. Ships are designed in ...

Researchers manipulated water waves to move ping pong balls with a level of precision that seems straight out of a sci-fi movie.

At about 5:45 p.m., Massachusetts State Police responded to reports of an object floating in the water, which was later identified as a body, a department spokesperson said in an email Monday.

Waves and water are inseparable—but what if you could manipulate the waves to move floating objects? A team of international ...

Discover the amazing properties of water's surface tension as you make metal paper clips float on water. You'll learn about the forces that hold water molecules together and how insects like water ...

In a nutshell: Researchers from Nanyang Technological University in Singapore have demonstrated the ability to manipulate water waves, allowing them to precisely control objects floating on the ...

They're floating away. Floating away? But how? Did you ever wonder why hot air balloons float? You may already have some ideas. Think about them and then choose one of the options below that seems ...