It means he actually falls to the ground or floor.
The two forces that act on a dropped book as it falls to the floor are gravity, which pulls the book downward, and air resistance, which pushes against the book as it falls.
reach down and retrieve it
Peppa falls on the floor when she is laughing, it is known in text language as ROFL roll on floor laughing.
Mercury falls in a capillary tube due to the combination of capillary action and gravity. Capillary action is the tendency of a liquid to be drawn up into a narrow tube against the force of gravity. When the adhesive forces between the mercury and the walls of the capillary tube are greater than the cohesive forces within the mercury, the mercury will move downward in the tube.
When something falls on the floor you are like how did that happen and you didn't mean to do it.
Wouldn't it depend on how far it falls? Off the couch onto the floor? Almost certainly not. Off of a 25th floor balcony onto the street below? Probably.
No, lead is a soft metal. A large lump of lead is likely to break the floor!
no its a physical change
45degree
Mercury, like most substances, expands when it gets hotter and contracts when it gets colder. A mercury thermometer is designed so that the volume of the mercury can be accurately observed, as the mercury rises or falls in a marked column.
Both? Depends on the way you look at it, really.