Target Student Performance
Students measure the dry weight of harvested plants and of paper towels or gel, identify patterns in data, and reach consensus with other groups about their results.
Resources You Provide
- Students’ dry radish plants (1 per student)
- Digital balance (1 per group of four students)
- Empty container (for measuring the mass of dried plant and optional dried gel) (1 per group of four students)
- (From previous lesson) Pre-Lesson 0.2GL Plant Growth Investigation Setup Worksheet
- (From previous lesson) 3.1 Predictions and Planning Tool for Plant Investigations
- (From previous lesson) 3.2GL Observing Plants’ Mass Changes, Part 1 Worksheet
Resources Provided
- 3.4GL Observing Plants’ Mass Changes, Part 2 PPT
- 3.4GL Observing Plants’ Mass Changes Class Results 11 x 17 Poster (1 per class)
- 3.4GL Observing Plants’ Mass Changes, Part 2 Worksheet (1 per student)
- 3.4GL Grading the Observing Plants’ Mass Changes, Part 2 Worksheet
Setup
By the time you are completing this Activity, your plants and gel (optional) should be completely dried out. Prepare an empty container for each group on which students can measure their masses.
Print the 3.4GL Observing Plants’ Mass Changes Class Results 11 x 17 Poster before class. Your students will also need their copies of the worksheets they completed in Pre-Activity 0.2GL, Activity 3.1, and Activity 3.2GL. Print one copy of 3.4GL Observing Plants’ Mass Changes, Part 2 Worksheet for each student. Prepare a computer with a projector to display the PPT.