Question

what are the factor that effect sand clock​

Answer 1

Answer:

Factors affecting the time interval measured include sand quantity, sand coarseness, bulb size, and neck width.

Answer 2

Here are the other factors that affect the accuracy of an hourglass:

The amount or volume of sand used.

The size and angle of the glass bulbs.

The quality of the sand or granular material. ...

The width of the neck.

A tight seal so no moisture can get into the chambers. ...

A flat and level surface on which to rest the hourglass.

Or

Factors affecting the time interval measured include sand quantity, sand coarseness, bulb size, and neck width.