Grade 7 Science Worksheets

Learning Objectives

• Describe the hierarchical levels in biological organization from individual organisms to the biosphere.
• Explain the roles of producers, consumers, and decomposers in ecosystems.
• Analyze how energy flows through trophic levels and its effect on ecosystem stability.+ Show more

Learning Objectives

• Apply critical thinking skills to evaluate explanations and models.
• Identify logical fallacies and distinguish correlation from causation.
• Assess the strength of evidence and recognize limitations of data and models.+ Show more

Learning Objectives

• Interpret variability and measures of central tendency in data sets.
• Use graphical cues to assess data reliability and significance.
• Compare data sets using mean, median, and range.+ Show more

Learning Objectives

• Understand how to organize data into tables, graphs, and summary statistics.
• Identify appropriate graph types for different data sets.
• Interpret trends and relationships from graphical displays.+ Show more

Learning Objectives

• Describe Earth's internal layers and their properties.
• Interpret seismic wave behavior and how it reveals Earth's structure.
• Explain mantle convection and its role in plate motion.+ Show more

Learning Objectives

• Describe how energy flows through food chains, food webs, and trophic pyramids in ecosystems.
• Explain the cycling of matter and the roles of decomposers in nutrient recycling.
• Analyze how changes in inputs or energy pathways affect community composition and ecosystem functions.+ Show more

Learning Objectives

• Describe various observable indicators of chemical reactions such as gas evolution, precipitate formation, color change, and temperature change.
• Connect observable signs of reactions to underlying mass and energy changes.
• Use simple symbolic formulas to represent reactant–product transformations.+ Show more

Learning Objectives

• Distinguish between ionic and covalent bonding based on properties and formation.
• Relate bonding types to macroscopic properties such as melting point, solubility, and electrical conductivity.
• Describe the formation of simple binary ionic salts and molecular compounds using empirical formulas.+ Show more

Learning Objectives

• Describe how engineering designs respond to system purpose, constraints, and materials.
• Identify examples of structural, mechanical, and electrical systems and their functions.
• Explain the trade-offs among cost, reliability, and performance in engineering.+ Show more

Learning Objectives

• Understand how physical behavior changes when scaling models to full size.
• Explain the relationships described by the square-cube law and surface-to-volume ratios.
• Analyze the implications of Reynolds number in fluid flow at different scales.+ Show more

Learning Objectives

• Understand the iterative nature of the engineering design process and its main steps.
• Identify different methods and tools used to document and evaluate design decisions.
• Analyze exemplars such as mechanisms, water filtration prototypes, and electrical circuits to understand trade-offs and refinement.+ Show more

Learning Objectives

• Define systems modeling and describe its purpose in science.
• Identify different types of models such as diagrams, scale models, and quantitative representations.
• Explain the use of diagrams like free-body diagrams, circuit schematics, and block diagrams in analyzing systems.+ Show more

Learning Objectives

• Understand the key standards and safety considerations in technological practice.
• Identify safety codes and safety margins used in engineering and construction.
• Explain the importance of inspection, documentation, and risk reduction in safety compliance.+ Show more

Learning Objectives

• Describe the physical and chemical processes shaping Earth's surface, including weathering, erosion, deposition, and mass wasting.
• Identify driving forces such as water flow, wind, glaciers, and gravity that influence landform development.
• Link observable landforms like deltas, canyons, and dunes to specific surface processes and their rates.+ Show more

Learning Objectives

• Describe the structure and stratification of freshwater systems such as ponds and lakes.
• Explain how abiotic gradients like oxygen levels, light penetration, and temperature influence community composition and species distribution.
• Analyze seasonal phenomena such as thermal turnover and their effects on dissolved oxygen and nutrient mixing.

Learning Objectives

• Understand the different types of graphs used to display data such as bar charts, histograms, line graphs, and scatter plots.
• Learn how to properly select and construct various graphs based on data type and measurement scales.
• Interpret elements of graphs including axes, error bars, trend lines, and patterns.+ Show more

Learning Objectives

• Understand how cellular structures and transport processes contribute to whole-organism homeostasis.
• Identify the roles of transport proteins, membrane pumps, and hormone signaling in maintaining internal balance.
• Explain how coordination across organ systems sustains blood glucose, ion levels, and water balance.+ Show more

Learning Objectives

• Understand how building design elements influence thermal performance in Alberta's climate zones.
• Identify strategies such as passive solar gains, thermal barriers, and heat recovery systems in housing design.
• Analyze trade-offs involved in upfront material costs versus operational energy and occupant comfort.+ Show more

Learning Objectives

• Understand how cellular structure relates to cell function in different specialized cells.
• Identify specific morphological features of red blood cells, neurons, and root hair cells.
• Explain how cell specialization enables tissues and organs to perform their roles effectively.+ Show more

Learning Objectives

• Understand the process of convection and how it transfers heat through fluids.
• Identify examples of natural and forced convection in real-world scenarios.
• Explain the role of buoyancy forces, boundary layers, and flow patterns in convection.+ Show more

Learning Objectives

• Understand how material properties, transfer modes, and conservation principles combine in energy systems.
• Analyze energy budgets involving conduction, convection, radiation, storage, and conversion losses.
• Interpret and compare metrics such as net heat gain, fuel energy requirements, and temperature responses.+ Show more

Learning Objectives

• Identify the key abiotic factors that influence species distributions and population dynamics.
• Explain how temperature, moisture, light, soil nutrients, and pH affect living organisms.
• Analyze the impact of seasonal and extreme abiotic events on populations.+ Show more

Learning Objectives

• Understand the concept of carrying capacity in ecosystems.
• Identify limiting factors that affect population size.
• Explain how populations adjust to environmental constraints.

Learning Objectives

• Understand various conservation strategies and their importance in ecosystem sustainability.
• Identify key methods used in habitat protection, restoration, and species management.
• Recognize how adaptive approaches improve conservation effectiveness over time.+ Show more

Learning Objectives

• Understand how environmental disturbances affect habitats and species.
• Identify different types of disturbances such as fire, flood, landslide, and windthrow.
• Explain how disturbance frequency, intensity, and scale influence ecosystem diversity and recovery.+ Show more

Learning Objectives

• Understand the concept of trophic efficiency and its role in energy transfer.
• Identify factors that lead to energy loss at each trophic level.
• Interpret energy pyramids and their significance in ecosystems.+ Show more

Learning Objectives

• Understand how cells communicate via chemical and electrical signals.
• Identify the role of receptor proteins, gap junctions, and plasmodesmata.
• Explain mechanisms of signal specificity, amplification, and regulation.+ Show more

Learning Objectives

• Describe the organization and components of the cell membrane.
• Explain the functions of lipids, proteins, and carbohydrates in the membrane.
• Understand how the fluid mosaic model maintains cellular homeostasis.+ Show more

Learning Objectives

• Identify the main components of a cell and their functions.
• Explain the role of the cell membrane, nucleus, and mitochondria.
• Describe the diversity in cell shape and function across organisms.+ Show more

Learning Objectives

• Understand how chloroplasts capture light energy during photosynthesis.
• Identify the processes occurring within chloroplasts that produce energy-rich molecules.
• Explain the role of chloroplasts in fixing carbon dioxide into sugars.+ Show more

Learning Objectives

• Understand the causes and mechanisms of earthquakes and fault movement.
• Identify different types of faults and their seismic signatures.
• Describe how seismic waves travel and what influences earthquake intensity.+ Show more

Learning Objectives

• Identify and describe the three main types of plate boundaries.
• Understand the landforms and processes associated with divergent, convergent, and transform boundaries.
• Explain how boundary interactions influence Earth's surface features and seismic activity.+ Show more

Learning Objectives

• Understand the processes of deposition and how they form various landforms.
• Identify different types of depositional features such as deltas, beaches, and moraines.
• Recognize depositional structures like layered strata, cross-bedding, and graded beds.+ Show more

Learning Objectives

• Understand the role of the nucleus in cell functions.
• Identify how the nucleus controls growth, development, and protein synthesis.
• Describe the structure of the nucleus, including chromosomes and nuclear envelope.+ Show more

Learning Objectives

• Identify the main functions of key organ systems in the human body.
• Understand how tissues and organs work together within organ systems.
• Recognize specialized structures that enhance functions like gas exchange and nutrient absorption.+ Show more

Learning Objectives

• Understand the different tissue types and their functions.
• Identify characteristics of epithelial, connective, muscle, and nervous tissues.
• Recognize the role of tissue organization in organ function.+ Show more

Learning Objectives

• Understand how surface-area-to-volume ratio affects cell size and function.
• Identify adaptations that increase surface area in cells and organisms.
• Explain how multicellular organisms overcome diffusion limitations through specialized structures.+ Show more

Learning Objectives

• Understand how magma forms through different geological processes.
• Identify the characteristics of intrusive and extrusive igneous rocks.
• Explain how cooling rates affect mineral texture in igneous rocks.+ Show more

Learning Objectives

• Understand the processes involved in metamorphism and its effects on rocks.
• Differentiate between contact and regional metamorphism.
• Identify minerals and textures indicative of metamorphic grade.+ Show more

Learning Objectives

• Understand the key processes involved in landscape evolution, including tectonic uplift, volcanic activity, and surface processes.
• Identify how climate influences weathering, erosion, and sediment transport in landscape change.
• Explain the cycle of mountain building and denudation over geologic time.+ Show more

Learning Objectives

• Understand the structure and function of Earth's tectonic plates.
• Identify the three main types of plate boundaries and their effects.
• Explain how plate movements influence geological activity such as earthquakes and mountain formation.+ Show more

Learning Objectives

• Understand the processes involved in the rock cycle and how they connect tectonics, magmatism, and surface processes.
• Identify the roles of uplift, erosion, burial, and heat in transforming rocks.
• Explain how plate motions and surface agents contribute to crustal recycling.+ Show more

Learning Objectives

• Understand the three main types of rocks: igneous, sedimentary, and metamorphic.
• Identify key characteristics that distinguish rock types based on mineral content, texture, and structures.
• Describe the origins and formation processes of each rock type.+ Show more

Learning Objectives

• Understand different physical, chemical, and biological processes involved in weathering.
• Identify how weathering influences landscape features and sediment supply.
• Recognize factors affecting weathering rates and landform development.+ Show more

Learning Objectives

• Understand different types of volcanic landforms and how magma composition influences their formation.
• Identify the characteristics of shield volcanoes and stratovolcanoes.
• Recognize tectonic settings such as subduction zones and hotspots that lead to volcanic activity.+ Show more

Learning Objectives

• Understand the concept of chemical properties and how they describe substances.
• Identify different types of chemical reactions based on properties such as flammability and reactivity.
• Observe and infer chemical properties from experimental outcomes such as color change and gas evolution.+ Show more

Learning Objectives

• Identify observable signs of chemical change such as gas formation, color change, temperature change, and precipitate formation.
• Understand that multiple indicators together provide stronger evidence of chemical change than any single sign.
• Recognize the importance of measurements alongside observations to confirm chemical changes.

Learning Objectives

• Explain the difference between closed and open systems in terms of matter transfer.
• Identify the effects of system boundaries on mass conservation.
• Analyze real-world examples of closed and open systems in scientific processes.+ Show more