the length of a metal rod at 0 degree is 225cm. on heating to 300 degree, its length increases to 225.3 cm. calculate the coefficient of linear expansion of the metal rod

Asap time is ! best answer gets compose at least one well-developed paragraph on the following: define the term concurrent powers, and give an example of a concurrent power of government.

The focal length of a relaxed human eye is approximately 1.7 cm. when we focus our eyes on a close up object, we can change the refractive power of the eye by about 16 diopters. (a) does the refractive power of our eyes increase or decrease by 16 diopters when we focus closely? explain. (b) calculate the focal length of the eye when we focus closely.

What is a possible result of higher air temperature caused by global warming