GRADE 7 SCIENCE – SUMMARY
1. 🧪 Matter 2. 🌱 Life Science
Definition: Study of substances, their Definition: Study of living organisms and how
properties, and how they change. they function and interact.
This helps learners understand what This helps learners understand life processes
everything is made of and how materials and relationships in nature.
interact. Key Topics:
Key Topics: Cells – basic unit of life that makes up all living
Solutions – mixtures where substances are things.
evenly combined. They carry out functions like growth,
These are formed when a solute dissolves in a reproduction, and energy use.
solvent, like salt in water. Ecosystems – communities of living and non-
Elements – pure substances made of one type living things interacting.
of atom. Organisms depend on each other and their
These cannot be broken down into simpler environment to survive.
substances, like oxygen or gold. Heredity – passing of traits from parents to
Compounds – substances formed when two or offspring.
more elements combine. This explains why children look or act like their
These have fixed ratios and new properties, parents.
like water (H₂O).
3. ⚡ Physics 4. 🌍 Earth & Space Science
Definition: Study of energy, forces, and how Definition: Study of Earth, its processes, and
things move and behave. its place in space.
This helps learners understand how physical This helps learners understand natural events
processes affect everyday life. and environmental changes.
Key Topics: Key Topics:
Motion – movement of objects from one place Geological Changes – changes in Earth’s
to another. surface over time.
It can be described by speed, direction, and These include earthquakes, volcanoes, and
distance. erosion.
Waves – energy that travels through space or Weather – day-to-day condition of the
matter. atmosphere.
Examples include sound waves and light It includes temperature, rainfall, and wind.
waves. Seasons – changes in climate due to Earth’s
Heat – form of energy related to temperature. movement.
It moves from hotter objects to cooler ones. These are caused by Earth’s tilt and orbit
Light – energy that allows us to see. around the sun.
It travels in straight lines and can be reflected
or refracted.
Electricity – flow of electric charge.
It powers devices and can move through
wires.
1. 🧪 Matter 2. 🌱 Life Science
Definition: Study of substances, their Definition: Study of living organisms and how
properties, and how they change. they function and interact.
This helps learners understand what This helps learners understand life processes
everything is made of and how materials and relationships in nature.
interact. Key Topics:
Key Topics: Cells – basic unit of life that makes up all living
Solutions – mixtures where substances are things.
evenly combined. They carry out functions like growth,
These are formed when a solute dissolves in a reproduction, and energy use.
solvent, like salt in water. Ecosystems – communities of living and non-
Elements – pure substances made of one type living things interacting.
of atom. Organisms depend on each other and their
These cannot be broken down into simpler environment to survive.
substances, like oxygen or gold. Heredity – passing of traits from parents to
Compounds – substances formed when two or offspring.
more elements combine. This explains why children look or act like their
These have fixed ratios and new properties, parents.
like water (H₂O).
3. ⚡ Physics 4. 🌍 Earth & Space Science
Definition: Study of energy, forces, and how Definition: Study of Earth, its processes, and
things move and behave. its place in space.
This helps learners understand how physical This helps learners understand natural events
processes affect everyday life. and environmental changes.
Key Topics: Key Topics:
Motion – movement of objects from one place Geological Changes – changes in Earth’s
to another. surface over time.
It can be described by speed, direction, and These include earthquakes, volcanoes, and
distance. erosion.
Waves – energy that travels through space or Weather – day-to-day condition of the
matter. atmosphere.
Examples include sound waves and light It includes temperature, rainfall, and wind.
waves. Seasons – changes in climate due to Earth’s
Heat – form of energy related to temperature. movement.
It moves from hotter objects to cooler ones. These are caused by Earth’s tilt and orbit
Light – energy that allows us to see. around the sun.
It travels in straight lines and can be reflected
or refracted.
Electricity – flow of electric charge.
It powers devices and can move through
wires.
