Curriculum / Philippine Curriculum / Grade 8

Grade 8 Science.

Aligned with DepEd

10textbooks

250lessons

56DepEd competencies

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The whole year, lesson by lesson.

Textbook 1Body Systems, Plant Transport, and Survival

4 chapters · 25 lessons

Chapter 1

The Digestive Tract as a Pathway for Food

Chapter 2

Digestive Processes: From Breakdown to Elimination

Chapter 3

Body Systems Working Together

Chapter 4

Plant Organs as a Transport System

Textbook 2Heredity, Classification, and Life’s Diversity

4 chapters · 25 lessons

Chapter 1

Traits, Inheritance, and Family Patterns

Chapter 2

Genotypes, Phenotypes, and Simple Ratios

Chapter 3

Six Kingdoms, Three Domains, and Classification Systems

Chapter 4

Humans in Biological Classification

Textbook 3Photosynthesis, Respiration, and Cycles in Nature

4 chapters · 25 lessons

Chapter 1

Plants, Animals, and Cycles in Nature

Chapter 2

Photosynthesis: Raw Materials and Products

Chapter 3

Respiration and Energy Release

Chapter 4

Cell Sites and Investigating Photosynthesis

Textbook 4Atomic Models, Atomic Structure, and Subatomic Particles

4 chapters · 25 lessons

Chapter 1

How Atomic Models Changed Over Time

Chapter 2

Drawing the Structure of the Atom

Chapter 3

Protons, Neutrons, and Electrons

Chapter 4

Atomic Model Timeline or Documentary

Textbook 5Pure Substances, Elements, and the Periodic Table

4 chapters · 25 lessons

Chapter 1

Pure Substances, Elements, and Compounds

Chapter 2

The Periodic Table as a Scientific Achievement

Chapter 3

Element Names, Symbols, Periods, and Groups

Chapter 4

Atomic Structure, Valence Electrons, and Periodic Position

Textbook 6Continents, Crustal Layers, Volcanoes, and Earth’s Moving Surface

4 chapters · 25 lessons

Chapter 1

Earth as the Blue Planet: Water and Land Distribution

Chapter 2

Upper Crustal Layers of the Solid Earth

Chapter 3

Volcano Types by Activity, Eruption, and Crust Location

Chapter 4

Volcano Cone Shape and Magma Composition

Textbook 7Crustal Patterns, Lithospheric Plates, and Geologic Activity

4 chapters · 25 lessons

Chapter 1

Mapping Volcanoes, Earthquakes, and Mountain Belts

Chapter 2

Oceanic Crust, Continental Crust, and Plate Associations

Chapter 3

Patterns Between Crust Type and Geologic Activity

Chapter 4

Communicating Crustal Interaction Evidence

Textbook 8Typhoons, Tides, and Philippine Water Systems

4 chapters · 25 lessons

Chapter 1

How Typhoons Develop and Why the Philippines Is Prone

Chapter 2

Tracking Typhoons in the Philippine Area of Responsibility

Chapter 3

Landforms, Bodies of Water, and Typhoon Impacts

Chapter 4

Tides, the Sun-Earth-Moon System, and Tidal Energy

Textbook 9Acceleration, Energy, Work, and Power

4 chapters · 25 lessons

Chapter 1

Acceleration and Changing Velocity

Chapter 2

Distance-Time and Velocity-Time Graphs

Chapter 3

Kinetic Energy, Potential Energy, and Energy Transformation

Chapter 4

Work, Power, and Mechanical Energy

Textbook 10Hydroelectric Energy, Light, and Practical Innovation

4 chapters · 25 lessons

Chapter 1

Conservation of Energy in Falling Objects

Chapter 2

Hydroelectric Power from Lakes and Dams

Chapter 3

Reflection and Refraction of Light

Chapter 4

Designing Light Effects with Scientific Ideas

Every coin is a 15-minute lesson.

Explained simply, shown with pictures, then put to the test. Stars are chapter reviews. The trophy is the final review.

See how a lesson works

Every DepEd competency, covered.

The 56 competencies set for Grade 8 Science, and every one has lessons behind it.

Digestive System and Body System Interaction

3 competencies

Using a labeled diagram, trace how food travels through the digestive tract.
Explain how different digestive processes work, including mechanical processing, secretion, digestion, absorption, and elimination.
Use models, flow charts, diagrams, and simulations to explain how body systems work together, such as digestion and excretion.

Plant Transport Systems

1 competency

Describe how plant organs, including leaf, stem, and roots, work together as the transport system.

Genetics and Inheritance

2 competencies

Represent patterns of inheritance of a simple dominant/recessive characteristic through generations of a family.
Predict simple ratios of offspring genotypes and phenotypes in crosses involving dominant/recessive gene pairs.

Classification of Living Things

2 competencies

Describe the importance of the six-kingdom system and the three-domain system of classification of living things.
Explain why humans are classified under Class Mammalia and the Order Primates.

Photosynthesis, Respiration, and Natural Cycles

5 competencies

Using flow charts and labeled diagrams, explain the role of plants and animals in cycles of nature such as the carbon, oxygen, and water cycles.
Describe the process of photosynthesis and identify its raw materials needed and products.
Describe the process of respiration and identify its raw materials needed and products.
Using information from secondary sources, identify the different parts of the cell where photosynthesis and respiration occur.
Plan a scientific investigation to verify the raw materials needed for photosynthesis.

Atomic Models and Atomic Structure

7 competencies

Develop a timeline for the historical background of the development of the current Atomic Model that identifies tiny particles as atoms.
Design an illustrated timeline or create a documentary on the development of atomic structure models contributed by Dalton, Thomson, Rutherford, and Bohr.
Draw the structure of an atom in terms of the nucleus and electron shells.
Differentiate protons, neutrons, and electrons in terms of their symbol, mass, charge, and location within an atom.
Design an illustrated timeline or create a documentary that describes and discusses the development of the models of atomic structure contributed by Dalton, Thomson, Rutherford, and Bohr.
Describe that all the atoms of an element have a unique number of protons.
Calculate the number of protons, neutrons, and electrons in the atom of several elements, such as aluminum.

Elements, Compounds, and the Periodic Table

6 competencies

Describe the properties of pure substances as having fixed chemical composition, examples of which are elements and compounds.
Discuss the significant contributions of early scientists in the development of the periodic table.
Identify the names and symbols of the first 20 or several common elements of the periodic table.
Explain that the arrangement of elements in the periodic table as 7 periods and 18 groups is based on atomic structure and chemical properties, such as reactivity.
Explain that the electron structure of an atom determines its position on the periodic table.
Explain that elements within a group in the periodic table have the same number of valence electrons.

Earth’s Surface and Crust

2 competencies

Identify what proportion of the Earth’s surface is covered with water as opposed to land.
Gather information from secondary sources to name and describe the upper crustal layers of the solid Earth.

Volcanoes, Earthquakes, and Plate Boundaries

8 competencies

Describe the different types of volcanoes found around the world according to their activity, type of eruption, and location in the crust.
Relate the shape of a volcano’s cone to its composition.
Relate the location and distribution of active volcanoes, earthquake epicenters, and major mountain belts to the distribution of oceanic crust and continental crust.
Plot active volcanoes, earthquake epicenters, and mountain ranges on a world map.
Identify how oceanic crust and continental crust are associated with the Earth’s lithospheric plates.
Explain patterns in the distribution of active volcanoes, earthquake epicenters, and mountain ranges in relation to oceanic and continental crust.
Plot active volcanoes, earthquake epicenters, and mountain ranges and explain patterns in relation to oceanic and continental crust.
Identify how oceanic and continental crust are associated with lithospheric plates.

Typhoons in the Philippines

5 competencies

Gather information from secondary sources to explain how typhoons develop.
Gather information from secondary sources to explain why the Philippines is prone to typhoons.
Use a map and a record of tracking data to trace the path of typhoons that enter the Philippine Area of Responsibility.
Discuss how bodies of water and landforms affect typhoons.
Gather information from DOST and other reliable websites to identify how authorities support communities affected by typhoons.

Tides and Tidal Energy

2 competencies

Relate the relative movements of the Earth, Moon, and Sun with the occurrence of tides.
Draw on information from secondary sources to identify situations where tidal differences could be exploited to generate renewable energy.

Forces, Acceleration, and Motion Graphs

3 competencies

Identify that forces cause objects to accelerate, and that acceleration of an object is its rate of change of velocity.
Observe and describe examples of accelerating objects at school and in the local community, including objects that show uniform circular motion.
Construct and annotate distance-time graphs and velocity-time graphs to represent uniform and non-uniform acceleration.

Energy, Work, Power, and Hydropower

7 competencies

Describe kinetic energy as movement of objects or particles and potential energy as stored energy due to position.
Identify examples of everyday situations that demonstrate kinetic energy being transformed to potential energy and potential energy being transformed to kinetic energy.
Recognize that work is done when a force causes the displacement of an object.
Recognize that power is the rate of doing work.
Explain that the mechanical energy of an object is the sum of the kinetic energy and the potential energy available to do work.
Describe conservation of energy in everyday situations involving gravity, such as when objects fall.
Gather information from secondary sources to explain how potential energy stored in lakes and dams in the Philippines is used to produce kinetic energy to generate electricity for use in homes, communities, and industry.

Light, Reflection, and Refraction

3 competencies

Carry out guided investigations to describe and illustrate the reflection of light using plane and curved mirrors and the refraction of light using transparent blocks, lenses, and prisms with examples from everyday applications.
Make a working model of a party light that uses batteries as the power source.
Describe the scientific ideas utilized to change the properties of light.

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The whole year, lesson by lesson.

Textbook 1Body Systems, Plant Transport, and Survival

4 chapters · 25 lessons

Chapter 1

The Digestive Tract as a Pathway for Food

Chapter 2

Digestive Processes: From Breakdown to Elimination

Chapter 3

Body Systems Working Together

Chapter 4

Plant Organs as a Transport System

Textbook 2Heredity, Classification, and Life’s Diversity

4 chapters · 25 lessons

Chapter 1

Traits, Inheritance, and Family Patterns

Chapter 2

Genotypes, Phenotypes, and Simple Ratios

Chapter 3

Six Kingdoms, Three Domains, and Classification Systems

Chapter 4

Humans in Biological Classification

Textbook 3Photosynthesis, Respiration, and Cycles in Nature

4 chapters · 25 lessons

Chapter 1

Plants, Animals, and Cycles in Nature

Chapter 2

Photosynthesis: Raw Materials and Products

Chapter 3

Respiration and Energy Release

Chapter 4

Cell Sites and Investigating Photosynthesis

Textbook 4Atomic Models, Atomic Structure, and Subatomic Particles

4 chapters · 25 lessons

Chapter 1

How Atomic Models Changed Over Time

Chapter 2

Drawing the Structure of the Atom

Chapter 3

Protons, Neutrons, and Electrons

Chapter 4

Atomic Model Timeline or Documentary

Textbook 5Pure Substances, Elements, and the Periodic Table

4 chapters · 25 lessons

Chapter 1

Pure Substances, Elements, and Compounds

Chapter 2

The Periodic Table as a Scientific Achievement

Chapter 3

Element Names, Symbols, Periods, and Groups

Chapter 4

Atomic Structure, Valence Electrons, and Periodic Position

Textbook 6Continents, Crustal Layers, Volcanoes, and Earth’s Moving Surface

4 chapters · 25 lessons

Chapter 1

Earth as the Blue Planet: Water and Land Distribution

Chapter 2

Upper Crustal Layers of the Solid Earth

Chapter 3

Volcano Types by Activity, Eruption, and Crust Location

Chapter 4

Volcano Cone Shape and Magma Composition

Textbook 7Crustal Patterns, Lithospheric Plates, and Geologic Activity

4 chapters · 25 lessons

Chapter 1

Mapping Volcanoes, Earthquakes, and Mountain Belts

Chapter 2

Oceanic Crust, Continental Crust, and Plate Associations

Chapter 3

Patterns Between Crust Type and Geologic Activity

Chapter 4

Communicating Crustal Interaction Evidence

Textbook 8Typhoons, Tides, and Philippine Water Systems

4 chapters · 25 lessons

Chapter 1

How Typhoons Develop and Why the Philippines Is Prone

Chapter 2

Tracking Typhoons in the Philippine Area of Responsibility

Chapter 3

Landforms, Bodies of Water, and Typhoon Impacts

Chapter 4

Tides, the Sun-Earth-Moon System, and Tidal Energy

Textbook 9Acceleration, Energy, Work, and Power

4 chapters · 25 lessons

Chapter 1

Acceleration and Changing Velocity

Chapter 2

Distance-Time and Velocity-Time Graphs

Chapter 3

Kinetic Energy, Potential Energy, and Energy Transformation

Chapter 4

Work, Power, and Mechanical Energy

Textbook 10Hydroelectric Energy, Light, and Practical Innovation

4 chapters · 25 lessons

Chapter 1

Conservation of Energy in Falling Objects

Chapter 2

Hydroelectric Power from Lakes and Dams

Chapter 3

Reflection and Refraction of Light

Chapter 4

Designing Light Effects with Scientific Ideas

Every DepEd competency, covered.

The 56 competencies set for Grade 8 Science, and every one has lessons behind it.

Digestive System and Body System Interaction

3 competencies

Using a labeled diagram, trace how food travels through the digestive tract.
Explain how different digestive processes work, including mechanical processing, secretion, digestion, absorption, and elimination.
Use models, flow charts, diagrams, and simulations to explain how body systems work together, such as digestion and excretion.

Plant Transport Systems

1 competency

Describe how plant organs, including leaf, stem, and roots, work together as the transport system.

Genetics and Inheritance

2 competencies

Represent patterns of inheritance of a simple dominant/recessive characteristic through generations of a family.
Predict simple ratios of offspring genotypes and phenotypes in crosses involving dominant/recessive gene pairs.

Classification of Living Things

2 competencies

Describe the importance of the six-kingdom system and the three-domain system of classification of living things.
Explain why humans are classified under Class Mammalia and the Order Primates.

Photosynthesis, Respiration, and Natural Cycles

5 competencies

Using flow charts and labeled diagrams, explain the role of plants and animals in cycles of nature such as the carbon, oxygen, and water cycles.
Describe the process of photosynthesis and identify its raw materials needed and products.
Describe the process of respiration and identify its raw materials needed and products.
Using information from secondary sources, identify the different parts of the cell where photosynthesis and respiration occur.
Plan a scientific investigation to verify the raw materials needed for photosynthesis.

Atomic Models and Atomic Structure

7 competencies

Develop a timeline for the historical background of the development of the current Atomic Model that identifies tiny particles as atoms.
Design an illustrated timeline or create a documentary on the development of atomic structure models contributed by Dalton, Thomson, Rutherford, and Bohr.
Draw the structure of an atom in terms of the nucleus and electron shells.
Differentiate protons, neutrons, and electrons in terms of their symbol, mass, charge, and location within an atom.
Design an illustrated timeline or create a documentary that describes and discusses the development of the models of atomic structure contributed by Dalton, Thomson, Rutherford, and Bohr.
Describe that all the atoms of an element have a unique number of protons.
Calculate the number of protons, neutrons, and electrons in the atom of several elements, such as aluminum.

Elements, Compounds, and the Periodic Table

6 competencies

Describe the properties of pure substances as having fixed chemical composition, examples of which are elements and compounds.
Discuss the significant contributions of early scientists in the development of the periodic table.
Identify the names and symbols of the first 20 or several common elements of the periodic table.
Explain that the arrangement of elements in the periodic table as 7 periods and 18 groups is based on atomic structure and chemical properties, such as reactivity.
Explain that the electron structure of an atom determines its position on the periodic table.
Explain that elements within a group in the periodic table have the same number of valence electrons.

Earth’s Surface and Crust

2 competencies

Identify what proportion of the Earth’s surface is covered with water as opposed to land.
Gather information from secondary sources to name and describe the upper crustal layers of the solid Earth.

Volcanoes, Earthquakes, and Plate Boundaries

8 competencies

Describe the different types of volcanoes found around the world according to their activity, type of eruption, and location in the crust.
Relate the shape of a volcano’s cone to its composition.
Relate the location and distribution of active volcanoes, earthquake epicenters, and major mountain belts to the distribution of oceanic crust and continental crust.
Plot active volcanoes, earthquake epicenters, and mountain ranges on a world map.
Identify how oceanic crust and continental crust are associated with the Earth’s lithospheric plates.
Explain patterns in the distribution of active volcanoes, earthquake epicenters, and mountain ranges in relation to oceanic and continental crust.
Plot active volcanoes, earthquake epicenters, and mountain ranges and explain patterns in relation to oceanic and continental crust.
Identify how oceanic and continental crust are associated with lithospheric plates.

Typhoons in the Philippines

5 competencies

Gather information from secondary sources to explain how typhoons develop.
Gather information from secondary sources to explain why the Philippines is prone to typhoons.
Use a map and a record of tracking data to trace the path of typhoons that enter the Philippine Area of Responsibility.
Discuss how bodies of water and landforms affect typhoons.
Gather information from DOST and other reliable websites to identify how authorities support communities affected by typhoons.

Tides and Tidal Energy

2 competencies

Relate the relative movements of the Earth, Moon, and Sun with the occurrence of tides.
Draw on information from secondary sources to identify situations where tidal differences could be exploited to generate renewable energy.

Forces, Acceleration, and Motion Graphs

3 competencies

Identify that forces cause objects to accelerate, and that acceleration of an object is its rate of change of velocity.
Observe and describe examples of accelerating objects at school and in the local community, including objects that show uniform circular motion.
Construct and annotate distance-time graphs and velocity-time graphs to represent uniform and non-uniform acceleration.

Energy, Work, Power, and Hydropower

7 competencies

Describe kinetic energy as movement of objects or particles and potential energy as stored energy due to position.
Identify examples of everyday situations that demonstrate kinetic energy being transformed to potential energy and potential energy being transformed to kinetic energy.
Recognize that work is done when a force causes the displacement of an object.
Recognize that power is the rate of doing work.
Explain that the mechanical energy of an object is the sum of the kinetic energy and the potential energy available to do work.
Describe conservation of energy in everyday situations involving gravity, such as when objects fall.
Gather information from secondary sources to explain how potential energy stored in lakes and dams in the Philippines is used to produce kinetic energy to generate electricity for use in homes, communities, and industry.

Light, Reflection, and Refraction

3 competencies

Carry out guided investigations to describe and illustrate the reflection of light using plane and curved mirrors and the refraction of light using transparent blocks, lenses, and prisms with examples from everyday applications.
Make a working model of a party light that uses batteries as the power source.
Describe the scientific ideas utilized to change the properties of light.