Worksheet Light with Rubric Scoring

Title of the Activity: Light Up Straight!

Objective

In this activity, you should be able to design an experiment given several materials to show that light travels in a straight line.

Materials Needed

·         2 pieces of cardboard

·         cutting tool

·         bright room

·         ruler or meter stick

·         permanent marker

·         pencil

·         any object (e.g. medium size Johnson’s face powder bottle)

General Instructions

1. Given the materials design a 5-6 step procedure to test that light follows a straight line or not.

2. Remember that you are only allowed to use the materials specified in this particular activity.

3. Check the rubric scoring for your guide.

Lighting Up Straight

Rubric Scoring

Task/ Criteria	4	3	2	1	Score
Experiment Procedure	*Steps are logically presented. *The procedure included about 5-6 steps. *All materials given to the group are utilized in the procedure.	* Steps are logically presented. *The procedure included about 3-4 steps. *75% of the materials given to the group are utilized in the procedure.	* Steps are logically presented. *The procedure included about 3-4 steps. *50% of the materials given to the group are utilized in the procedure.	* Steps are logically presented. *The procedure included about 2-3 steps. *25% of the materials given to the group are utilized in the procedure.
Result of Experiment Try-out/ Feasibility	The group successfully attained the object to prove that light travels in a straight line using their designed procedure.	The group has attained the object to prove that light travels in a straight line using their designed procedure but there are some steps that are not very clear.	The group has partially attained the object to prove that light travels in a straight line using their designed procedure.	The group had some effort but was not able to attained the object to prove that light travels in a straight line using their designed.
Cooperation and Team Work	Each one of them completed their task so as to come up with the expected output.	About 75% of the members completed their task so as to come up with the expected output.	About 50% of the members completed their task so as to come up with the expected output.	About 25% of the members did his/her job.
				Total: