MODEL WORKSHEET For each element draw the inner electrons blue & the valence (outer) electrons red.

The circles represent possible electron shells.

Sodium (Na)

Aluminum (AD

Carbon (C)

Silicon (Si)

Oxygen (0)

Chlorine (CI)

Durine (F)

Phosphorus (P)

Lithium (Li)

Aballoon inflated with three breaths of air has a volume of 1.7 l. at the same temperature and pressure, what is the volume of the balloon if five more same-sized breaths are added to the balloon?

For each of the following mixtures decide if filtering would be suitable to separate the substances. explain your answers. oil in water sugar in water sand in water chalk in water tea leaves in a cup of tea

Which of these sequences lists the correct order for the creation of sedimentary rock from sediment? a. deposition, burial, compaction, cementation b. burial, deposition, compaction, cementation c. compaction, deposition, burial, cementation d. cementation, deposition, burial, compaction