Which statements best describe what is happening in the image? A: Light rays are bending as they move from air to water.
B: The water pressure is bending the pencil.
C: Sound waves are vibrating the water to make the pencil break.
D: Refraction of light is causing the pencil to appear broken.

(BTW there are 2 correct answers :33)

Determine the age of a fossil if it had only one eighth of its original carbon-14 content remaining?

The field between two charged parallel plates is kept constant. if the two plates are brought closer together, the potential difference between the two plates either a) decrease b) does not change c) increase?

An insulated thermos contains 148 g of water at 72.7 ˚c. you put in a 11.7 g ice cube at 0.00 ˚c to form a system of ice + original water. the specific heat of liquid water is 4190 j/kg•k; and the heat of fusion of water is 333 kj/kg. what is the net entropy change of the system from then until the system reaches the final (equilibrium) temperature?