Chemistry Grade 7 Ethiopia

01
- How to Use the Online Platform
- General Science Grade 7 Subject Introduction
02
- What is Science?
- Why do you Learn Indigenous Knowledge?
- Major Branches of Science
- Other Branches of Natural Science
- Quiz 1
- Practice Questions about Science
- Practice Question about Science (Continued)
- Exercise on Branches of Science
- Quiz 2
03
- Science and Technology
- Uses of Science and Technology
- Practice Questions on Science and Technology
- Quiz 1
- Known Scientists in the World
- Known Scientists in Ethiopia
- Quiz 2
04
- Some Common Laboratory Apparatus
- Some Common Laboratory Apparatus(Continued)
- Practice Exercise on Common Laboratory Apparatus
- Laboratory Safety Rules
- Lab Safety Rules
- Quiz 1
- Practice Exercise on Laboratory Safety Rules
- Exercise on Laboratory apparatus and Safety Rules
05
- Hazard Signs and Symbols
- Laboratory Safety Symbols and Meanings
- Questions on Hazard sign s and Meanings
- Quiz 1
- Writing a Laboratory Report
- Summary on Unit One
06
- Review Questions on Unit 1 (Part 1 and 2)
- Review Questions on Unit 1 (Part 3)
- Review Questions on Unit 1 (Part 4)
07
- GS G7 S6 L2(Practice on Matter and Energy
- GS G7 S6 L1(Meaning and Properties of Matter
- GS G7 S6 L7(Exercise 2.3
- GS G7 S6 L6(Examples of Diffusion
- GS G7 S6 L5(Diffusion
- GS G7 S6 L3(The Particulate Nature of Matter & Activity 2.3
- GS G7 S6 L4(The Particle Theory of Matter
08
- GS Gr7 S7 L1(2015)
- GS Gr7 S7 L2(2015)
- GS Gr7 S7 L3 (2015)
- GS Gr7 S7 L05 (2015)
09
- GS G7 S8 L1(2015)
- GS Gr7 S8 L2(2015)
- GS Gr7 S8 L3 (2015)
- GS Gr7 S8 L4 (2015)
- GS Gr7 S8 L05 (2015)
10
- GS Gr7 S9 L1 (2015) Physical Properties of Matter
- GS Gr7 S9 L2(2015) Physical Properties Detected by Sense Organs
- GS Gr7 S9 L3 (2015) Measurable Physical Properties
11
- GS Gr7 S10 L1 (2015)
- GS Gr7 S10 L2 (2015)
- GS Gr7 S10 L3 (2015)
12
- GS Gr7 S11 L1 (2015)
- GS Gr7 S11 L3 (2015)- Change of State
- GS Gr7 S11 L2(2015)
- GS Gr7 S11 L4(2015)
13
- GS Gr7 S12 L1(2015)
- GS Gr7 S12 L2(2015)
- GS Gr7 S12 L3(2016)
- GS Gr7 S12 L4(2015)
- GS Gr7 S12 L5(2015)
- GS Gr7 S12 L6(2015)
14
- GS Gr7 S13 L1(2015)
- GS Gr7 S13 L2(2015)
- GS Gr7 S13 L4(2015)
- GS Gr7 S13 L3(2015)
- GS Gr7 S13 L5(2015)
15
- CGS Gr7 S14 L1(2015)
- GS Gr7 S14 L2 (2015)
- GS Gr7 S14 L3 (2015)
- GS Gr7 S14 L4 (2015)
- GS Gr7 S14 L5 (2015)
16
- GS-G7-S15-L1
- GS-G7-S15-L2
- GS-G7-S15-L3
- GS-G7-S15-L4
- GS-G7-S15-L5
- GS-G7-S15-L6
- chemical symbol
- Quiz 1
- Quiz 2
17
- GS G7 S16 L1
- GS G7 S16 L2
- GS G7 S16 L3
- GS G7 S16 L4
- chemical compound
- Quiz 1
- Quiz 2
18
- GS-G7-S17-L1
- GS-G7-S17-L2
- GS-G7-S17-L3
- GS-G7-S17-L4
- GS-G7-S17-L5
- GS-G7-S17-L6
- Binary compounds
- Quiz 1
- Quiz 2
19
- GS-G7-S18-L1
- GS-G7-S18-L2
- GS-G7-S18-L3
- GS-G7-S18-L4
- GS-G7-S18-L5
- Simple Chemical reaction
- Quiz 1
- Quiz 2
20
- GS-G7-S19-L1
- GS-G7-S19-L2
- GS-G7-S19-L3
- GS-G7-S19-L4
- GS-G7-S19-L5
- GS-G7-S19-L6
- Law of conservation of mass
- Quiz 1
- Quiz 2
21
- GS-G7-S20-L1
- GS-G7-S20-L2-
- GS-G7-S20-L3--
- GS-G7-S20-L4
22
- Gs G7 S21 L1
- Gs G7 S21 L2
- Gs G7 S21 L3
- Gs G7 S21 L4
- Introductio to microscope
- Quiz 1
- Quiz 2
23
- Gs- G7-S 22-L1
- Gs- G7-S 22-L2
- Gs- G7-S 22-L3
- Gs- G7-S 22-L4
- Microscope
- Quiz 1
- Quiz 2
24
- Gs- G7-S 23-L1
- Gs- G7-S 23-L2
- Gs- G7-S 23-L3
- Gs- G7-S 23-L4
25
- Gs- G7-S 24-L1
- Gs- G7-S 24-L2
- Gs- G7-S 24-L3
- Gs- G7-S 24-L4
- Gs- G7-S 24-L5
- Quiz 1
- Discovery of cell
- Quiz 2
26
- Gs G7 25 L1
- Gs- G7-S 25-L2
- Gs- G7-S 25-L3
- Gs- G7-S 25-L4
- Gs- G7-S 25-L5
- Quiz 1
- Structure of cell
- Quiz 2
27
- Gs- G7-S 26-L1
- Gs- G7-S 26-L2
- Gs- G7-S 26-L3
- Gs- G7-S 26-L4
- Gs- G7-S 26-L5
- Gs- G7-S 26-L6
- Quiz 1
- cell size and shape
- Quiz 2
28
- GS G7 S27- L1
- GS G7 S27- L2
- GS G7 S27- L3
- GS G7 S27- L4
- GS G7 S27- L5
- GS G7 S27- L6
- Respiration and mitochondria
- Quiz 1
- Quiz 2
29
- GS G7 S28- L1
- GS G7 S28- L2
- GS G7 S28- L3
- GS G7 S28- L4
- Photosynthesis and Chloroplast
- Quiz 1
- Quiz 2
30
- GS G7 S29- L1
- GS G7 S29- L2
- GS G7 S29- L3
- GS G7 S29- L4
- Quiz 1
- Summary: Microscope
- Quiz 2
31
- GS G7 S30- L1
- GS G7 S30- L2
- GS G7 S30- L3
- GS G7 S30- L4
- GS G7 S30- L5
- Quiz
32
- Gs- G7-S31-L1
- Gs- G7-S31-L2
- Gs- G7-S31-L3
- Gs- G7-S31-L4
- Gs- G7-S31-L5
- Quiz 1
- Quiz 1_1
- Quiz 1_2
- Quiz 1_3
33
- Gs- G7-S32-L1
- Gs- G7-S32-L2
- Gs- G7-S32-L3
- Gs- G7-S32-L4
- Quiz 1
- Quiz 2
- classification and Binomial namings
34
- Gs- G7-S33-L1
- Gs- G7-S33-L2
- Gs- G7-S33-L3
- Gs- G7-S33-L4
- Gs- G7-S33-L5
- Quiz 1
- Hierarchy of of organisms classification
- Quiz 2
35
- Gs- G7-S34-L1
- Gs- G7-S34-L2
- Gs- G7-S34-L3
- Gs- G7-S34-L4
- Gs- G7-S34-L5
- Gs- G7-S34-L6
- Gs- G7-S34-L7
- quiz 1
- Animal kingdom
- Quiz 2
36
- Gs- G7-S35-L1
- Gs- G7-S35-L2
- Gs- G7-S35-L3
- Gs- G7-S35-L4
- Gs- G7-S35-L5
- Gs- G7-S35-L6
- Gs- G7-S35-L7
- Quiz 1
- Quiz 2
- plant kingdom
- Quiz 1_1
37
- Gs- G7-S36-L1
- Gs- G7-S36-L2
- Gs- G7-S36-L3
- Gs- G7-S36-L4
- Gs- G7-S36-L5
- Vascular and non vascular plants
- Quiz 1
- Quiz 2
38
- Gs- G7-S37-L1
- Gs- G7-S37-L2
- Gs- G7-S37-L3
- Gs- G7-S37-L4
- Gs- G7-S37-L5
- Gs- G7-S37-L6
- Kingdom Protista
- Quiz 1
- Quiz 2
39
- Gs- G7-S38-L1
- Gs- G7-S38-L2
- Gs- G7-S38-L3
- Gs- G7-S38-L4
- Gs- G7-S38-L5
- Kingdom Monera
- Kingdom fungi
- Quiz 1
- Quiz 2
40
- Gs- G7-S39-L1
- Gs- G7-S39-L2
- Gs- G7-S39-L3
- Gs- G7-S39-L4
- Gs- G7-S39-L5
- Gs- G7-S39-L6
- Quiz 1
- Quiz 2
- Summary of Unit 5
41
- Gs- G7-S40-L1
- Gs- G7-S40-L2
- Gs- G7-S40-L3
- Gs- G7-S40-L4
- Gs- G7-S40-L5
- Gs- G7-S40-L6
42
- Introduction
- Gs- G7-S 41-L1
- Gs- G7-S 41-L2
- Gs- G7-S 41-L3
- Gs- G7-S 41-L4
- Gs- G7-S 41-L5
- Quiz 1
- Quiz 2
43
- Gs- G7-S 42-L1
- Gs- G7-S 42-L2
- Gs- G7-S 42-L3
- Gs- G7-S 42-L4
- Gs- G7-S 42-L5
- Evidences for true shape of earth
- Quiz 1
- Quiz 2
44
- Gs- G7-S 43-L1
- Gs- G7-S 43-L2
- Gs- G7-S 43-L3
- Gs- G7-S 43-L4
- Gs- G7-S 43-L5
- Quiz 1
45
- Gs- G7-S 44-L1
- Gs- G7-S 44-L2
- Gs- G7-S 44-L3
- Gs- G7-S 44-L4
- Gs- G7-S 44-L5
- Gs- G7-S 44-L6
- External structure of earth
- Quiz 1
- Quiz 2
46
- Gs- G7-S 45-L1
- Gs- G7-S 45-L2
- Gs- G7-S 45-L3
- Gs- G7-S 45-L4
- Gs- G7-S 45-L5
- Gs- G7-S 45-L6
- Internal structure of earth
- Quiz 1
- Quiz 2
47
- Gs- G7-S 46-L1
- Gs- G7-S 46-L2
- Gs- G7-S 46-L3
- Gs- G7-S 46-L4
- Gs- G7-S 46-L5
- Gs- G7-S 46-L6
- Rotation of earth
- Quiz 2
- Quiz 2
48
- Gs- G7-S 47-L1
- Gs- G7-S 47-L2
- Gs- G7-S 47-L3
- Gs- G7-S 47-L4
- Gs- G7-S 47-L5
- Revolution of earth
- Quiz 1
- Quiz 2
49
- Gs- G7-S 48-L1
- Gs- G7-S 48-L2
- Gs- G7-S 48-L3
- Gs- G7-S 48-L4
- Gs- G7-S 48-L5
- Gs- G7-S 48-L6
- Quiz 1
50
- Gs- G7-S 49-L1
- Gs- G7-S 49-L2
- Gs- G7-S 49-L3
- Gs- G7-S 49-L4
- Gs- G7-S 49-L5
- Quiz 1
51
- Gs- G7-S 50-L1
- Gs- G7-S 50-L2
- Gs- G7-S 50-L3
- Gs- G7-S 50-L4
- Gs- G7-S 50-L5
52
- Gs- G7-S 51-L1
- Gs- G7-S 51-L2
- Gs- G7-S 51-L3
- Gs- G7-S 51-L4
- Gs- G7-S 51-L5
- Motion
- Quiz 1
- Quiz 2
53
- Gs- G7-S 52-L1
- Gs- G7-S 52-L2
- Gs- G7-S 52-L3
- Gs- G7-S 52-L4
- Gs- G7-S 52-L5
- Force
- Quiz 1
- Quiz 2
54
- Gs- G7-S 53-L1
- Gs- G7-S 53-L2
- Gs- G7-S 53-L3
- Gs- G7-S 53-L4
- Gs- G7-S 53-L5
- Gs- G7-S 53-L6
- Gs- G7-S 53-L7
- Effects of force
- Quiz 1
- Quiz 2
55
- Gs- G7-S 54-L1
- Gs- G7-S 54-L2
- Gs- G7-S 54-L3
- Gs- G7-S 54-L4
- Gs- G7-S 54-L5
- Gs- G7-S 54-L6
- Quiz 1
- Quiz 2
56
- Gs- G7-S 55-L1
- Gs- G7-S 55-L2
- Gs- G7-S 55-L3
- Gs- G7-S 55-L4
- Gs- G7-S 55-L5
- Quiz 1
- Quiz 2
57
- Gs- G7-S 56-L1
- Gs- G7-S 56-L2
- Gs- G7-S 56-L3
- Gs- G7-S 56-L4
- Gs- G7-S 56-L5
- Gs- G7-S 56-L6
- Measuring force
- Quiz 1
- Quiz 2
58
- Gs- G7-S 57-L1
- Gs- G7-S 57-L2
- Gs- G7-S 57-L3
- Gs- G7-S 57-L4
- Gs- G7-S 57-L5
- Gs- G7-S 57-L6
- Energy definition
- Quiz 1
- Quiz 2
59
- Gs- G7-S 58-L1
- Gs- G7-S 58-L2
- Gs- G7-S 58-L3
- Gs- G7-S 58-L4
- Gs- G7-S 58-L5
- Gs- G7-S 58-L6
- Quiz 1
- Quiz 2
- Kinetic energy
60
- Gs- G7-S 59-L1
- Gs- G7-S 59-L2
- Gs- G7-S 59-L3
- Gs- G7-S 59-L4
- Gs- G7-S 59-L5
- Gs- G7-S 59-L6
- Quiz 1
- Quiz 2
- Potential energy
61
- Gs- G7-S 60-L1
- Gs- G7-S 60-L2
- Gs- G7-S 60-L3
- Gs- G7-S 60-L4
- Gs- G7-S 60-L5
- Quiz 1
- Mechanical energy
- Quiz 2
62
- G7 Gs S61 L1
- G7 Gs S61 L2
- G7 Gs S61 L3
- G7 Gs S61 L4
- G7 Gs S61 L5
- Energy sources
- Quiz 1
- Quiz 2
63
- G7 Gs S62 L1
- G7 Gs S62 L2
- G7 Gs S62 L3
- G7 Gs S62 L4
- G7 Gs S62 L5
- Energy sources (Non renewable)
- Quiz 1
- Quiz 2
64
- G7 Gs S63 L1
- G7 Gs S63 L2
- G7 Gs S63 L3
- G7 Gs S63 L4
- Wise use of natural resources and their conservation
- Quiz 1
- Quiz 2
65
- G7 Gs S64 L1
- G7 Gs S64 L2
- G7 Gs S64 L3
- G7 Gs S64 L4
- Resource depletion and degradation
- Quiz 1
- Quiz 2
66
- G7 Gs S65 L1
- G7 Gs S65 L2
- G7 Gs S65 L3
- G7 Gs S65 L4
- G7 Gs S65 L5
- Quiz 1
67
- G7 Gs S66 L1
- G7 Gs S66 L2
- G7 Gs S66 L3
- G7 Gs S66 L4
- Quiz 1
68
- G7 Gs S67 L1
- G7 Gs S67 L2
- G7 Gs S67 L3
- G7 Gs S67 L4
- G7 Gs S67 L5
69
- G7 Gs S68 L1
- G7 Gs S68 L2
- G7 Gs S68 L3
- G7 Gs S68 L4
- G7 Gs S68 L5
- G7 Gs S68 L6
70
- G7 Gs S69 L1
- G7 Gs S69 L2
- G7 Gs S69 L3
- G7 Gs S69 L4

Welcome and Introduction

Session One-Unit One - Basic Concepts of Science

Session Two -Unit One - Basic Concepts of Science

Session Three- Unit One-Basic Concepts of Science

Session Four - Unit One- Basic Concepts in Science

Session Five - Unit One-Basic Concepts in Science

Session Six - Unit One- Basic Concepts in Science

Session Seven- Unit One - Basic Concepts in Science

Session Eight Unit Two- Matter in Our Surrounding

Session Nine - Unit Two - Matter in Our Surroundings

Session Ten - Unit Two - Matter in Our Surroundings

Session Eleven -Unit Two- Matter in Our Surrounding

Session Twelve - Unit 2- Matter in Our Surrounding

Session Thirteen- Unit Three- Elements, Compounds and Chemical Reaction

Session Fourteen Unit Three- Elements, Compounds and Chemical Reaction

Session Fifteen -Unit Three- Elements, Compounds and Chemical Reaction: Elements and their representation

Session Sixteen : Unit Three- Elements, Compounds and Chemical Reaction: chemical compound

Session Seventeen-Unit Three- Elements, Compounds and Chemical Reaction: Binary compounds

Session Eighteen-Unit Three- Elements, Compounds and Chemical Reaction: Simple Chemical reaction

Session Ninteen-Unit Three- Elements, Compounds and Chemical Reaction: Law of conservation of mass

Session Twenty-Unit Three- Elements, Compounds and Chemical Reaction: Review exercise

Session Twenty One- Unit 4: Cells as the basis of life/Introduction

Session Twenty Two- Unit 4: Cells as the basis of life/ Details of microscope

Session Twenty Three- Unit 4: Cells as the basis of life: Review question

Session Twenty Four-Unit 4: Cells as the basis of life/Introduction to cells

Session Twenty Five -Unit 4: Cells as the basis of life: Structures of cell

Session Twenty Six- Unit 4: Cells as the basis of life: Cell shape & size

Session Twenty Seven -Unit 4: Cells as the basis of life: Respiration and Mitochondria.

Session Twenty Eight-Unit Four- Cell as a Basics of Life

Session Twenty Nine-Unit Four- Cell as a Basics of Life

Session Thirty-Unit Four- Cell as a Basics of Life:Review Questions

Session Thirty One -Unit Five- Living things and their diversity: Introduction

Session Thirty Two-Unit Five- Living things and their diversity: Classification

Session Thirty three-Unit Five- Living things and their diversity: Heirarchy in the Classification of organisms

Session Thirty Four-Unit Five- Living things and their diversity: The kingdoms of life ( Kingdom Animalia)

Session Thirty five -Unit Five- Living Thing and Their Diversities: Plant kingdom (Part 1)

Session 36 -Unit Five- Living Thing and Their Diversities: Plant kingdom (Part 2)

Session 37-Unit Five- Living Thing and Their Diversities:The Kingdom of Protista

Session 38 -Unit Five- Living Thing and Their Diversities: Kigdom monera and Kingdom Fungi

Session 39-Unit Five- Living Thing and Their Diversities (Summary)

Session40-Unit Five- Living Thing and Their Diversities : Review exercise

Session 41-Unit Six- The Earth in Space: Introduction

Session 42-Unit Six- The Earth in Space: Evidences about true shape of earth

Session 43-Unit Six- The Earth in Space: Dimension of earth

Session 44-Unit Six- The Earth in Space: Parts of earth (External structure)

Session 45-Unit Six- The Earth in Space: Parts of earth (Internal structure)

Session 46-Unit Six- The Earth in Space: Earth’s movement (Rotation)

Session 47-Unit Six- The Earth in Space: Earth’s movement (Revolution)

Session 48-Unit Six- The Earth in Space: Earth’s system

Session 49-Unit Six- The Earth in Space: Cycles of Earth’s system

Session 50-Unit Six- The Earth in Space: Review Exercises

Session 51- Unit 7: Motion, force, energy and energy resources: Definition and types of motion

Session 52- Unit 7: Motion, force, energy and energy resources: Definition and types of force

Session 53- Unit 7: Motion, force, energy and energy resources: Effects of force

Session 54- Unit 7: Motion, force, energy and energy resources: Net Force

Session 55- Unit 7: Motion, force, energy and energy resources: Newton's laws of motion

Session 56-Unit 7:Motion, force, energy and energy resources: Measuring Force

Session 57- Unit 7:Motion, force, energy and energy resources: Definition of Energy

Session 58- Unit 7:Motion, force, energy and energy resources: Kinetic Energy

Session 59- Unit 7:Motion, force, energy and energy resources: Potential energy

Session 60- Unit 7:Motion, force, energy and energy resources:Mechanical Energy

Session 61- Unit 7:Motion, force, energy and energy resources: Energy Sources (Part 1)

Session 62- Unit 7:Motion, force, energy and energy resources: Energy Sources (Part 2)

Session 63- Unit 7:Motion, force, energy and energy resources: Wise use of Natural resources and conservation

Session 64- Unit 7:Motion, force, energy and energy resources: Resource Depletion and degradation

Session 65- Unit 7:Motion, force, energy and energy resources: Revision (Part 1)

Session 66- Unit 7:Motion, force, energy and energy resources: Revision (Part 2)

Session 67- Unit 7:Motion, force, energy and energy resources: Review Exercise

Session 68: Final examination (Part 1)

Session 69: Final examination (Part 2)