The distance between the earth and the sun is 90.0 million miles . calculate this distance in meters up to three significant digits .

what is the answer ?

What diagram shows the ionic compound of magnesium oxide

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.

If an area has high air pressure and low humidity, what type of weather will it most likely have? plz !