STRUCTURES OF LIFEInvestigation 1 Part 1 Investigation 1

STRUCTURES OF LIFE—Investigation 1, Part 1 Investigation 1: Origin of Seeds Part 1: Seed Search Overview Complete Teacher Notes

Investigation 1, Part 1 Properties of a Fruit Describe the fruit. • A property is a characteristic of an object or something you can observe about an object. IG pg. 93, Step 1

Investigation 1, Part 1 Safety and Collaborative Groups • . . gets the equipment from the materials station. • . . returns the equipment to the materials station. • . . makes sure everyone gets a turn. • . . makes sure everyone stays on task. IG pg. 93, Step 2

Investigation 1, Part 1 Properties of Pods What are the properties of a pod? • The plant structure that contains the seeds is called a fruit. The fruit protects the dormant seeds until they are ready to sprout. IG pg. 93, Steps 3– 4

Investigation 1, Part 1 Properties of Seeds What are the properties of the seeds? • IG pg. 93, Step 5

Investigation 1, Part 1 Seed Line Plot What was the most common number of seeds found in the pods? What patterns do you observe in the graph? If you open one more pod, how many seeds do you predict you will find inside? How did the pattern you observed help your prediction? IG pg. 94, Step 6

Investigation 1, Part 1 Science Notebook Setup

Investigation 1, Part 1 Comparing Seeds How are seeds alike and different? Name of fruit Drawing or sample of seeds Number of seeds Properties of seeds IG pg. 95, Step 7

Investigation 1, Part 1 Focus Question How are seeds alike and different? IG pg. 95, Step 8

Investigation 1, Part 1 Exploring Other Fruit Materials: 2 paper plates fruit newspaper • • Procedure: 1. Spread newspaper on the desks. 2. Open the fruits, one at a time, and find their seeds. Use the knife if necessary. Record your observations. 3. Count and record the number of seeds in the fruit. If there are too many seeds to count, estimate the number. 4. Sort the seeds by property with the other pair of students at your table. Time IG pg. 95– 96, Steps 9– 12

Investigation 1, Part 1 Vocabulary Review property a characteristic of an object; something you can observe about an object, like size, color, texture, or smell observe to notice the properties of an object or event with one of the five senses (sight, hearing, touch, smell, and sometimes taste) structure any identifiable part of an organism seed the structure in a fruit that holds the undeveloped plant, or embryo fruit a structure of a plant in which seeds form IG pg. 96, Step 13

Investigation 1, Part 1 Vocabulary Review protect to keep from harm dormant inactive or resting predict to say what you think will happen based on experience, data, or other information estimate to decide how much or how many without counting each object in the group IG pg. 96, Step 13

Investigation 1, Part 1 Focus Question Discuss the properties of the fruits and seeds you observed. How are seeds alike and different? IG pg. 96, Steps 14– 15

Investigation 1, Part 1 Clean Up! • Return knives to the materials station. • Wrap up any fruit remains in the newspaper for composting. IG pg. 96, Step 16

Investigation 1, Part 1 Reading in Science Resources Investigation 1: Origin of Seeds The Reason for Fruit ………… 3 The Most Important Seed …………… 8 Barbara Mc. Clintock ………………. . 12 Nature Journal—How Seeds Travel ……………. . 16 IG pg. 97– 98, Steps 17– 19

Investigation 1, Part 1 Wrap-Up/Warm-Up How are seeds alike and different? Pair up with a partner to discuss what you found out about seeds. You should • share your answer to the focus question; • share and compare your drawings of seeds; or • share an interesting thing you learned about seeds. IG pg. 99, Step 20

Investigation 1, Part 1 Structures of Life FOSS Program Overview