Rubric For Periodic Table Trend Explanations

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Difference (from prior major revision) (no other diffs)

Changed: 1c1
AP Lab Procedure Rubric


Periodic Table Trend Explanation Rubric



Removed: 3,4d2
This rubric can be used to assess the procedure portion of the lab report or lab procedure questions on tests/quizzes.




Added: 5a4,7
Correct Trend

2 - Both trend were correct.

1 - One of the two trends were correct.

0 - Neither trend was correct.


Removed: 7,11d8
Correct selection/use of equipment

3 - All equipment was properly selected and used.

2 - All equipment except 1 piece was properly selected and used.

1 - All equipment except 2 pieces were properly selected and used.

0 - All equipment except greater than 2 pieces were properly selected and used.


Added: 12a10,15
Explanation of 1st Trend

4 - All 4 part of the explanation of the trend were correct.

3 - 3 of the 4 parts of the explanation of the trend were correct.

2 - 2 of the 4 parts of the explanation of the trend were correct.

1 - 1 of the 4 parts of the explanation of the trend was correct.

0 - No parts of the explanation were correct.


Removed: 14,18d16
Step/Task sequence

3 - All steps/tasks are order in a logical sequence to get correct answer (get conclusion).

2 - All steps/tasks except 1 are order in a logical sequence to get correct answer (get conclusion).

1 - All steps/tasks except 2 are order in a logical sequence to get correct answer (get conclusion).

0 - All steps/tasks except greater than 3 are order in a logical sequence to get correct answer (get conclusion).


Added: 19a18,23
Explanation of 2nd Trend

4 - All 4 part of the explanation of the trend were correct.

3 - 3 of the 4 parts of the explanation of the trend were correct.

2 - 2 of the 4 parts of the explanation of the trend were correct.

1 - 1 of the 4 parts of the explanation of the trend was correct.

0 - No parts of the explanation were correct.


Changed: 21,30c25

Answer Format

Correct Prose = complete sentence in paragraph form. Correct outline is bulleted/number/lettered not complete sentence


3 - Proper use of prose/outline

2 - Incorrect use of prose/outline

1 - No correct outline in answer

0 - No answer (no correct use of outline or prose)


Max. Total = 9pts

Max. Total = 10pts


Periodic Table Trend Explanation Rubric

Correct Trend
2 - Both trend were correct.
1 - One of the two trends were correct.
0 - Neither trend was correct.

Explanation of 1st Trend
4 - All 4 part of the explanation of the trend were correct.
3 - 3 of the 4 parts of the explanation of the trend were correct.
2 - 2 of the 4 parts of the explanation of the trend were correct.
1 - 1 of the 4 parts of the explanation of the trend was correct.
0 - No parts of the explanation were correct.

Explanation of 2nd Trend
4 - All 4 part of the explanation of the trend were correct.
3 - 3 of the 4 parts of the explanation of the trend were correct.
2 - 2 of the 4 parts of the explanation of the trend were correct.
1 - 1 of the 4 parts of the explanation of the trend was correct.
0 - No parts of the explanation were correct.

Max. Total = 10pts


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