Science 7 - Quarter 2 Full Week 1.pptx
- 1. WEEK 1 SCIENCE | GRADE 7 MATATAG CURRICULUM Quarter 2
- 2. QUARTER 2 WEEK 1 1.Familiarity and proper use of a compound microscope are essential to observe cells. 2.The organelles of plant and animal cells can be identified using a compound microscope. 3.Cells are the basic unit of life and mitosis, and meiosis are the basic forms of cell division. Content Standards Performance Standards By the end of the Quarter, learners will be able to create a visual representation, such as poster, model, or e-poster, explaining the trophic level in a chosen ecosystem.
- 3. Learning Competencies and Objectives 1. Identify the parts and functions, and demonstrate proper handling and storing of a compound microscope Lesson Objective 1: Identify the parts of a compound microscope and the function of each part. Lesson Objective 2: Demonstrate the proper handling and storing of a compound microscope
- 4. Learning Competencies and Objectives 2. Use proper techniques in observing and identifying the parts of a cell with a microscope such as the cell membrane, nucleus, cytoplasm, mitochondria, chloroplasts, and ribosomes Lesson Objective 1: Use proper techniques when observing the parts of a cell under a microscope. Lesson Objective 2: Identify the parts of a cell, such as the cell membrane, nucleus, and cytoplasm, with a microscope
- 5. 3. Differentiate plant and animal cells based on their organelles Lesson Objective 1: Identify the parts of a plant cell and the function of each. Lesson Objective 2: Identify the parts of an animal cell and the function of each. Lesson Objective 3: Compare and contrast plant and animal cells based on their organelles. Learning Competencies and Objectives
- 6. 4. Recognize that some organisms consist of a single cell (unicellular) like in bacteria and some consist of many cells (multicellular) like in a human Lesson Objective 1: Describe unicellular and multicellular organisms Lesson Objective 2: Identify examples of unicellular and multicellular organisms Learning Competencies and Objectives
- 7. Content CONTENT 1. Science equipment: The Compound Microscope Parts and Functions Using of Microscope 2. Plant and animal cells Parts and Functions Similarities and Differences
- 8. QUARTER 2 WEEK 1 Integration Utilization of a microscope in investigating microorganism and their roles in the ecosystem Distribution of plant and animal cells relating to global diversity patterns The intricate pattern of plant and animal cells for inspiration for artistic pieces
- 9. ACTIVATING PRIOR KNOWLEDGE SCIENCE | GRADE 7 QUARTER 2 WEEK 1
- 10. Activating Prior Knowledge Magnify the unseen world, Intricate details unfurled. Cells and creatures, big and small, Revealed beneath the lens, we call. Observing life in its tiny scope, Scientific wonders, giving hope. Concealed mysteries, now clear, Optical marvels bring them near. Patterns, structures, come alive, Exploring realms that thrive.
- 11. QUESTIO
- 12. What scientific instrument is described in the poem?
- 13. MICROS COPE
- 14. What is the significance of the phrase "scientific wonders, giving hope"?
- 15. KWL Chart: Using the graphic organizer, the students will recall their prior knowledge about the given terms. The learners will only answer K and W at this point. Activating Prior Knowledge
- 17. LESSON PURPOSE SCIENCE | GRADE 7 QUARTER 2 WEEK 1
- 18. Microscopy Timeline: The students will read the material on the timeline of the microscope. Using the graphic organizer, plot the advancements of the microscope in the early years. Lesson Purpose
- 20. 1000 CE unidentified inventor reading stone Answer key Microscopy Timeline
- 21. 1284 Italian Salvino D' Armate first pair of wearable eyeglasses Answer key Microscopy Timeline
- 23. 1590 Dutch eyeglass craftsmen Zacharias Janssen and his son Hans Janssen telescope and compound microscope Answer key Microscopy Timeline
- 25. 1665 English physicist Robert Hooke Discovered in a cork using the microscope lens the "pores" or "cells" Answer key Microscopy Timeline
- 27. 1674 Anton van Leeuwenhoek basic microscope equipped with a single lens used to observe blood, yeast, insects, and a wide array of minuscule specimens Answer key Microscopy Timeline
- 29. UNLOCKING CONTENT AREA VOCABULARY SCIENCE | GRADE 7 QUARTER 2 WEEK 1
- 30. Table Completion Complete table by providing the descriptions of the given terms. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Duis vel libero sagittis, maximus libero in, scelerisque tellus. Nullam eget ante maximus, placerat nulla. 1. Magnification 2. Resolution 3. Illumination 4. Stage 5. Objective Lens 6. Eyepiece (Ocular)
- 31. Unlocking Content Area Vocabulary MAGNIFICATION The factor by which a microscope enlarges an image. It is calculated by multiplying the magnification of the objective lens by magnification of the eyepiece.
- 32. Unlocking Content Area Vocabulary RESOLUTION The ability of a microscope to distinguish two close points as separate entities. it determines the level of detail and clarity that can be observed in the microscopic image.
- 33. Unlocking Content Area Vocabulary ILLUMINATION The light source used to illuminate the specimen. It can be from a built-in light source, a mirror, or an external light.
- 34. Unlocking Content Area Vocabulary STAGE The platform on which the specimen is placed for observation. It often includes a mechanical stage with controls to move the specimen precisely.
- 35. Unlocking Content Area Vocabulary OBJECTIVE LENS The primary lens in a compound microscope that is closest to the specimen and responsible for magnifying the image.
- 36. Unlocking Content Area Vocabulary EYEPIECE (OCULAR) The lens at the top of the microscope that you look through to observe the specimen. It further magnifies the image produced by the objective lens.
- 37. DEVELOPING AND DEEPENING UNDERSTANDING SCIENCE | GRADE 7 QUARTER 2 WEEK 1
- 38. Given a set of terms (parts of the microscope), identify the function of its parts. Explicitation
- 40. Write the parts of the microscope in the corresponding numbers. Explicitation
- 43. The lens at the top of the microscope that you look through, usually with a magnification of 10x or 15x. Eyepiece (Ocular Lens)
- 44. The part of the microscope that connects the base to the head and the eyepiece tube. It is used to carry the microscope Arm
- 45. Metal clips on the stage that hold the slide in place. Stage Clips
- 46. A larger knob used for focusing the microscope. It moves the stage or the body tube up and down to bring the specimen into general focus. Coarse Adjustment Knob
- 47. A smaller knob used for fine-tuning the focus of the specimen after using the coarse adjustment knob. It moves the stage slightly to sharpen the image. Fine Adjustment Knob
- 48. The tube that connects the eyepiece to the microscope body. Draw Tube Draw Tube
- 49. The part that holds two or more objective lenses and can be rotated to easily change power (magnification). Revolving Nosepiece
- 50. The lenses closest to the specimen, that are typically of varying magnifications (e.g., 4x, 10x, 40x, 100x). Objective
- 51. The flat platform where the slide is placed for observation. Stage
- 52. A rotating disk under the stage with different sized holes. It is used to vary the intensity and size of the cone of light that is projected upward into the slide. Diaphragm (Iris)
- 53. A light source located at the base of the microscope. Illuminator
- 54. The bottom part of the microscope that provides stability and support. It houses the illuminator and other electrical components. Base
- 55. HOW TO USE A MICROSCOPE SCIENCE | GRADE 7 QUARTER 2 WEEK 1
- 56. Watch the video entitled How to use a Microscope https://www.youtube.com /watch? v=xzjowD1KN20& t=17s Create the Storyline
- 58. Using the graphic organizer, summarize the steps in using the microscope. Create the Storyline
- 59. WORKED EXAMPLE SCIENCE | GRADE 7 QUARTER 2 WEEK 1
- 60. Practice using the microscope online. Snips of the final image may be submitted online, or illustrated by the students Virtual Microscope
- 62. If a microscope is unavailable, visit the virtual microscope website by BioNetwork at https://www.ncbionetwor k.org/educational resources/elearning/virtu al- microscope. Virtual Microscope
- 63. Here are the different samples: Sample 際際滷s Plant 際際滷s Animal 際際滷s Bacteria 際際滷s Virtual Microscope
- 64. LESSON ACTIVITY SCIENCE | GRADE 7 QUARTER 2 WEEK 1
- 66. HOW TO HANDLE A COMPOUND MICROSCOPE SCIENCE | GRADE 7 QUARTER 2 WEEK 1
- 67. How to handle a compound microscope Turn the revolving nosepiece so that the lowest power objective lens (eg. 4x) is clicked into position. Place the microscope slide on the stage and fasten it with the stage clips. Look at the objective lens and the stage from the side and turn the focus knob so the stage moves upward. Move it up as far as it will go without letting the objective touch the coverslip. 01 02 03
- 68. How to handle a compound microscope Look through the eyepiece and move the focus knob until the image comes into focus. Adjust the condenser and light intensity for the greatest amount of light. 04 05 Move the microscope slide around until the sample is in the center of the field of view. 06
- 69. How to handle a compound microscope Use the focus knob to place the sample into focus and readjust the condenser and light intensity for the clearest image. When you have a clear image of your sample with the lowest power objective, you can change to the next objective lenses. You might need to readjust the sample into focus and/or readjust the condenser and light intensity. Do not let the objective lens touch the slide! 07 08 When finished, lower the stage, click the low power lens into position and remove the slide. 09
- 70. MAKING GENERALIZATIONS SCIENCE | GRADE 7 QUARTER 2 WEEK 1
- 71. KWL Chart: Using the graphic organizer, the students will answer the L column or what they have learned about the given term Learners Takeaways
- 73. One Minute Paper: Using the graphic organizer, reflect on your learning by creating a one-minute paper by answering the questions. Reflection on Learning
- 75. FORMATIVE ASSESSMENT SCIENCE | GRADE 7 QUARTER 2 WEEK 1
- 78. Identify the parts of the microscope by writing your answer on the blank provided. B. Labelling.
- 80. ANSWER KEY
- 81. 1. The process which a microscope enlarges an image. It is calculated by multiplying the magnification of the objective lens by the magnification of the eyepiece. A. Matching Type D. Magnification
- 82. 2. The lens at the top of the microscope that you look through to observe the specimen. It further magnifies the image produced by the objective lens. A. Matching Type B. Eyepiece
- 83. 3. The light source used to illuminate the specimen. It can be from a built-in light source, a mirror, or an external light. A. Matching Type C. Illuminator
- 84. 4. The platform on which the specimen is placed for observation. A. Matching Type F. Stage
- 85. 5. The primary lens in a compound microscope that is closest to the specimen and responsible for magnifying the image. A. Matching Type E. Objective Lens
- 87. WEEK 1 SCIENCE | GRADE 7 MATATAG CURRICULUM Quarter 2