Proof that n(AUBUC)=n(A)+n(B)+n(C)–n(A∩B)-n(A∩ C)-n(B∩C)+n(A∩B∩C)​

Which of the following electromagnetic waves can create ions?

How have the greenhouse gasses increased from the year 2000 to 2018

Aglow stick contains a glass vial with chemicals. when the glow stick is bent, the vial breaks and the chemicals react to produce a glow. a science student observes that a glow stick kept in the freezer glows for a longer duration than a glow stick kept at room temperature. what conclusion can be drawn based on the observation? be sure to note the outcome and test variables in the conclusion.