A ruler is marked to the hundredths of a meter. To what decimal place is the ruler reliable?

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.

What are the chemical names of these compounds? ke: mg3n2: reset next

What energy is it when you flip on a switch on a lamp