How is 0.00025 written in scientific notation

It would be written as: 2.5 x 10^-4.

This is because you must have one number in front of the decimal point in scientific notation and to do that you must move it back four spaces. I hope that helps!

a pan containing water is placed in a positio n where it is exposed to a 10 mile per hour wind. the pan contains a uniform depth of 1.27 cm of water, is quite wide, and has a length of 2.44 m in the wind direction. the water in the pan is at a constant temperature of 15.5 °c.