What is the angle of refraction when a ray of light passes from ethanol to air if the incident angle is 34? the refractive index of ethanol is 1.36 and of air is 1.00

Which best represents the law of conservation of mass ?

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

Arocket starts from rest and moves upward from the surface of the earth. for the first 10.0 s of its motion, the vertical acceleration of the rocket is given by ay = 12.80 m/s32t, where the +y-direction is upward. (a) what is the height of the rocket above the surface of the earth at t = 10.0 s? b) what is the speed of the rocket when it is 325 m above the surface of the earth?