What do noble gases all have in common? A.) They are not reactive
B.) They are very reactive
C.) They are found in the earth's atmosphere
D.) They react readily with oxygen in the air

As you move from right to left on the periodic table the atomic radius fill in the blank

According to the tide table below what time of day will the highest tide occur?

One way that radioactive waste is treated is by burying it in repositories. the repositories are found only in states with very low populations. true or false? a. trueb. false(also i meant to put high school but it put down middle school instead)