Which of the following is a warm ocean current that keep weather along north carolina's coast mild during cooler months?
a. gulf stream
b. el nino
c. jet stream
d. la nina

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.

Gasoline comes from petroleum, which is made from ancient living things. petroleum, therefore, contains a type of energy. a. heat b. nuclear c. biological d. chemical potential

If forces acting on an object are unbalanced. true or false