023 Laboratory two marking rubric

1. [d] Data (often in a table of results) [max 6]
+1time data
+1per column of distance data [max 5 inc. stationary ball]
2. [t] Data table format
3Clear, concise, well thought out, informative, labels and units in the head
2Missing borders or other minor format inconsistencies, or missing one element in the head such as units
1Incomplete, runs off edges of page, lacks minimal margins, or missing two or more elements such as borders and units
3. [g] Data display: Graph
3Correct xy scatter graph type, correct axis labels
2Missing a label or other element, or reversed x and y axes on an xy scattergraph
1wrong graph type(s), or plotting the wrong data, or wrong result on graph, or otherwise incorrect
4. [a] Data analysis [max 8]
+1determination of whether a mathematical relationship exists
+1determination of nature of mathematical relationship: whether linear or non-linear
+1per slope reported [max 5]
+1units for the slope cited

The following are also marked. Refer to the generic rubric for details.

5. [c] Conclusions – Content
In addition to generic rubric guidelines, the conclusion should also include a discussion of how the speed of the ball and the slope are related. Discussion can include potential sources of error.
6. [f] Format
[G] Grammar and Syntax [-2 if conclusion too short to judge grammar properly]
[V] Vocabulary [-2 if conclusion too short - taken as evidence of vocabulary limitations]
[O] Organization
[C] Cohesion [0 if conclusion too short to judge cohesion]