occurs when the vapor pressure of a liquid is equal to the external atmospheric pressure. A. Sublimation
B. Compression
C. Boiling
D. Freezing

(apex) when a cup of water is dropped, as the cup falls, the water in the cup falls out true or false?

Question 3(multiple choice worth 4 points) (04.04 lc) what does it mean when an element is reduced? it empties a valance shell, reducing its atomic radius. it gains electrons, reducing its overall charge. it increases electronegativity, reducing its ability to bond. it loses electrons, reducing its electron number.

Which of the following is not an assumption that scientists must make about the natural world? a. regularity b. causality c. predictability d. plausibility