Four people make observations recorded in the table. Which best describes what the observations have in common?

They involve nuclear energy.
They involve radiant energy.
They involve changes in waves.
They involve changes in energy.

12. complete each of the following word equations for synthesis reactions. a. sodium + oxygen -> b. magnesium + fluorine -> 13. complete and balance the equations for the decomposition reactions. a. hgo -> [with the triangle heat symbol above the arrow] b. h2o(l) -> [with "electricity" written above the arrow]

Which form of relativism states that people rely on their own standards of right and wrong when making a decision?

In which of these cases are the two wave points considered to be in phase with each other?