link to Phet chemistry simulation

on a sheet of paper, answer the below questions, include the names of group members and identify the recorder.

topic(s): atomic structure

questions [10 points; 2 points / question]

atom module

select / open: net charge, mass number, & show: stable / unstable

1. exploration: relate __ ; provide a description of your observations to support any relationships

a. mass number as a function of # protons and # neutrons in an atom

b. charge as a function of # protons and # electrons [open 'net charge' panel]

c. stability as a function of # protons and # neutrons [select: stable / unstable]

symbol module

2. what does the __ represent ? provide a description of your observations to support any relationships. be aware of prior content - integrate to current content.

a. superscript on the right ?

b. superscript on the left ?

c. subscript on the left ?

game module

3. play all four categories of games, which is a review of your understanding of the preceding concepts. describe the concepts reviewed in each game.

4. in regards to NGSS science & engineering practices, select one high school standard (identify your selection) and which aspect of this activity meets this standard; elaborate.

5. in regards to NGSS cross-cutting concepts, select one high school standard (identify your selection and follow the link that expands upon a description of the standard) and which aspect of this activity meets this standard; elaborate.