Grade 7 Science Worksheets

Learning Objectives

• Describe the structure of mitochondria and explain how it relates to their function.
• Explain the process of cellular respiration in mitochondria and how ATP is produced.
• Identify the role of mitochondria in different cell types with high energy demands.+ Show more

Learning Objectives

• Understand the structure and role of the nucleus in a cell.
• Identify key features such as nuclear envelope, nuclear pores, and chromosomes.
• Explain how the nucleus controls growth, development, and protein synthesis.+ Show more

Learning Objectives

• Understand the structure and function of the circulatory system.
• Identify key parts of the circulatory system, including the heart, blood, and blood vessels.
• Explain how the circulatory system transports gases, nutrients, and wastes throughout the body.+ Show more

Learning Objectives

• Understand the structure and function of specialized cells
• Identify different types of specialized cells and their adaptations
• Explain how cellular specialization contributes to organismal functions+ Show more

Learning Objectives

• Understand the importance of surface area in cells.
• Explain how surface area affects material exchange.
• Identify adaptations that increase surface area in cells.+ Show more

Learning Objectives

• Understand the four main tissue types: epithelial, connective, muscle, and nervous.
• Identify the basic functions of each tissue type.
• Recognize the importance of tissues in the structure and function of organs.

Learning Objectives

• Identify features associated with divergent boundaries.
• Understand the processes that create mid-ocean ridges and rift valleys.
• Recognize the role of magma upwelling in landform development.+ Show more

Learning Objectives

• Understand how deposition contributes to landscape formation.
• Identify different landforms created by deposition such as deltas, alluvial fans, and beaches.
• Describe the processes of sediment transport and deposition in various environments.+ Show more

Learning Objectives

• Understand the concept of faults and their role in earthquakes
• Identify different types of faults: normal, reverse, and strike-slip
• Recognize the seismic signatures associated with each fault type+ Show more

Learning Objectives

• Understand the processes of erosion by water and how it shapes landscapes.
• Identify the distinctive features caused by water erosion such as valleys and graded beds.
• Recognize the agents involved in erosion and the patterns they produce.+ Show more

Learning Objectives

• Understand how magma forms in the Earth's mantle and crust.
• Identify the types of igneous rocks based on cooling rates.
• Explain how mineral composition and texture of igneous rocks are affected.+ Show more

Learning Objectives

• Understand the role of tectonic uplift in shaping mountains.
• Identify volcanic activity as a surface process influencing landscape change.
• Explain how climate and weathering contribute to landscape features.+ Show more

Learning Objectives

• Understand what metamorphism is and how it alters rocks
• Identify the different types of metamorphism
• Recognize mineral changes and textures in metamorphic rocks+ Show more

Learning Objectives

• Describe the process of orogeny and how tectonic plates contribute to mountain building.
• Identify key features of mountain belts formed through crustal shortening and uplift.
• Explain the role of subduction zones and volcanic arcs in orogenic complexity.+ Show more

Learning Objectives

• Understand the structure of Earth's lithospheric plates
• Identify the different types of plate boundaries
• Recognize the geological features associated with plate interactions+ Show more

Learning Objectives

• Understand the key force systems that drive Earth's tectonic plates
• Identify concepts such as mantle convection, slab pull, and ridge push
• Explain how different forces influence plate movement and jolts in tectonic activity

Learning Objectives

• Understand the processes involved in the rock cycle
• Identify how rocks change and transform through different geological processes
• Recognize the roles of tectonics, magmatism, weathering, and erosion in rock formation+ Show more

Learning Objectives

• Identify and differentiate between igneous, sedimentary, and metamorphic rocks.
• Understand the origins and formation processes of each rock type.
• Recognize key mineral content, textures, and structures associated with each rock.+ Show more

Learning Objectives

• Understand how weathering breaks down rocks into sediments.
• Identify different depositional environments.
• Describe the process of lithification.+ Show more

Learning Objectives

• Understand the different types of volcanoes and their characteristics
• Identify the factors that influence volcanic landforms
• Recognize the global distribution of volcanoes in relation to tectonic activity+ Show more

Learning Objectives

• Identify different types of weathering
• Describe physical, chemical, and biological weathering processes
• Understand how weathering influences landscape formation+ Show more

Learning Objectives

• Identify the signs that indicate a chemical change has occurred.
• Understand observable evidence such as gas formation, color change, temperature change, and precipitate formation.
• Differentiate between physical and chemical changes based on indicators.+ Show more

Learning Objectives

• Understand what chemical properties are.
• Identify examples of chemical properties like flammability and reactivity.
• Learn how chemical properties affect reactions such as combustion and corrosion.+ Show more

Learning Objectives

• Define what a closed system is in scientific terms.
• Explain why mass appears to stay constant in a closed system during reactions.
• Distinguish between open and closed systems based on matter transfer.+ Show more

Learning Objectives

• Understand the principle that matter is conserved during chemical reactions.
• Recognize how atoms rearrange during reactions without changing the total mass.
• Explain the concept of a closed system in mass conservation.

Learning Objectives

• Understand the concepts of exothermic and endothermic reactions
• Identify energy changes during chemical reactions
• Explain how energy transfer is related to bond breaking and formation+ Show more

Learning Objectives

• Learn what mass is and how it differs from weight.
• Identify common tools used to measure mass.
• Understand the importance of accuracy in mass measurement.+ Show more

Learning Objectives

• Understand different physical and chemical properties of materials
• Identify the importance of properties like corrosion resistance, hardness, melting point, and solubility
• Learn how properties influence the suitability of materials for specific applications+ Show more

Learning Objectives

• Identify and distinguish between mixtures and pure substances.
• Describe the differences between heterogeneous and homogeneous mixtures.
• Explain physical properties used to separate mixtures, such as filtration, evaporation, and distillation.+ Show more

Learning Objectives

• Explain the basic concept of the particle model of matter.
• Describe how particles behave in solids, liquids, and gases.
• Understand that chemical changes involve rearrangement of particles without a change in mass.

Learning Objectives

• Define and identify different phase changes: melting, freezing, vaporization, condensation, sublimation, deposition.
• Understand the role of energy transfer in phase changes.
• Describe how particle arrangement and motion vary during phase changes.+ Show more

Learning Objectives

• Understand the concept of physical change and how it differs from chemical change.
• Identify examples of physical changes in everyday life.
• Learn about phase changes such as melting, freezing, vaporization, and condensation.+ Show more

Learning Objectives

• Understand the concept of density and how it helps identify materials.
• Learn about melting point and its significance in material properties.
• Compare different substances based on their physical properties.+ Show more

Learning Objectives

• Understand how substances react with oxygen based on their properties.
• Identify patterns and trends in chemical reactivity.
• Predict whether a substance will undergo a chemical change when exposed to certain conditions.+ Show more

Learning Objectives

• Identify different types of chemical reactions based on descriptions and examples.
• Understand how reactants change into products during various reaction processes.
• Recognize the characteristics of synthesis, decomposition, single displacement, double displacement, neutralization, and combustion reactions.+ Show more

Learning Objectives

• Understand the properties of solids, liquids, and gases.
• Explain why particles in solids are tightly packed and how this affects their shape.
• Identify characteristics that distinguish solids from liquids and gases.+ Show more

Learning Objectives

• Understand how natural records like ice cores provide evidence of past climate conditions.
• Identify different natural indicators used to assess historical climate changes.
• Learn about the impact of long-term climate drivers on Earth's energy balance and circulation.+ Show more

Learning Objectives

• Understand how Earth's orbit around the sun affects seasons and day length.
• Describe the axial tilt of Earth and how it influences the seasons.
• Explain the concept of Earth's rotation and planetary motion as it relates to day and night.+ Show more

Learning Objectives

• Understand how space telescopes are used to observe distant celestial objects
• Identify different types of space observation devices such as satellites and spacecraft
• Learn about the contributions of robotic missions and space stations to scientific data collection+ Show more

Learning Objectives

• Understand the main components of the solar system
• Identify the planets and their key features
• Learn about planetary orbits and relationships

Learning Objectives

• Identify the four main Earth's spheres: atmosphere, hydrosphere, geosphere, and biosphere.
• Explain how water, gases, rocks, and living things interact within Earth's spheres.
• Describe examples of how changes in one sphere can affect others.

Learning Objectives

• Understand how plate tectonics shape Earth's surface through various geological features and processes.
• Identify different landforms and features caused by tectonic movements, volcanic activity, and surface weathering.
• Recognize evidence that connects geological processes to present-day landforms.

Learning Objectives

• Understand how human activities influence Earth's atmosphere and other spheres
• Identify cause-and-effect relationships related to fossil fuel burning
• Analyze the feedback mechanisms resulting from environmental changes

Learning Objectives

• Understand the processes that form different types of rocks within the rock cycle
• Identify the main stages of sedimentary stratigraphy
• Explain how fossils serve as evidence of Earth's history+ Show more

Learning Objectives

• Understand how nutrients are transported from food to different parts of the body
• Identify different systems involved in internal transport
• Explain the importance of continuous movement of matter within an organism+ Show more

Learning Objectives

• Understand how producers create energy from sunlight through photosynthesis.
• Identify the role of producers in the food chain.
• Explain why plants are important for ecosystems.+ Show more

Learning Objectives

• Understand the stages of the water cycle
• Explain how water moves within the environment
• Identify the processes involved in water cycling such as evaporation, condensation, precipitation, and collection+ Show more

Learning Objectives

• Identify evidence of external and internal surface processes such as erosion, uplift, and volcanic activity.
• Understand how natural events like earthquakes and eruptions shape Earth's surface.
• Analyze landform patterns and hazard histories to interpret Earth's surface changes.