Grade 7 Science Worksheets

Learning Objectives

• Describe the formation and origin of the solar system.
• Identify key properties of planets and their orbital features.
• Compare terrestrial planets with gas giants based on their features.+ Show more

Learning Objectives

• Understand the different types of mixtures: solutions, colloids, and suspensions.
• Identify examples of each mixture type based on particle size and behaviour.
• Explain how mixture properties influence separation methods.+ Show more

Learning Objectives

• Analyze patterns and data related to earthquakes, volcanic eruptions, hurricanes, floods, and tsunamis.
• Interpret hazard maps, recurrence intervals, and probabilistic forecasts to assess risks.
• Understand cascading impacts of natural hazards on infrastructure, ecosystems, and settlements.+ Show more

Learning Objectives

• Understand how to analyze test data to improve structural designs
• Apply quantitative comparisons to optimize engineering solutions
• Recognize the iterative process in design refinement+ Show more

Learning Objectives

• Understand various long-term ecological monitoring techniques used in ecology.
• Identify key considerations for designing effective monitoring programs.
• Describe how data collection methods help detect ecological trends over time.+ Show more

Learning Objectives

• Understand different types of species interactions such as predation, competition, parasitism, mutualism, and commensalism.
• Identify predator-prey relationships within food chains and food webs.
• Describe how species interactions influence community structure and ecosystem dynamics.+ Show more

Learning Objectives

• Explain how Earth’s tilt and orbit change the Sun’s apparent height and daylight length during the year.
• Describe why seasons differ between the Northern and Southern hemispheres.
• Use evidence from solar energy and day length patterns to support claims about seasonal change.

Learning Objectives

• Explain how heritable variation and environmental pressures influence natural selection.
• Identify examples of adaptation in different species.
• Describe how reproductive success and selective pressures shape evolution.+ Show more

Learning Objectives

• Understand the relative sizes and distances of celestial objects within the solar system and beyond.
• Interpret astronomical units, light-years, and planetary diameters to comprehend scale.
• Analyze data involving orders of magnitude and their impact on observational limits.+ Show more

Learning Objectives

• Understand the essential steps involved in scientific inquiry, including question formulation and hypothesis development.
• Recognize the importance of operational definitions, measurement precision, and documentation for reproducibility.
• Learn laboratory safety protocols such as proper use of protective equipment, chemical labeling, and emergency signage.+ Show more

Learning Objectives

• Describe how technological innovations are influenced by causes such as needs and available materials.
• Trace the diffusion and cumulative modification of inventions across different technological lineages.
• Identify factors that enable invention and innovation, including incremental improvements and adaptation.+ Show more

Learning Objectives

• Understand how mathematical representations quantify trait frequencies and population dynamics.
• Analyze simple models of allele frequency change and their implications for evolution.
• Interpret graphical displays of fitness differentials and apply Hardy-Weinberg concepts quantitatively.+ Show more

Learning Objectives

• Understand the different types of symbiosis and their defining features.
• Identify examples of mutualism, commensalism, and parasitism in Alberta ecosystems.
• Explain the ecological and evolutionary consequences of symbiotic relationships on populations and resource distribution.+ Show more

Learning Objectives

• Analyze patterns in the frequency and magnitude of earthquakes, volcanic eruptions, hurricanes, floods, and tsunamis.
• Interpret hazard maps, recurrence intervals, and probabilistic forecasts to assess risks.
• Understand the cascading impacts of natural hazards on infrastructure and ecosystems.+ Show more

Learning Objectives

• Explain how bolted, welded, and bearing connections transfer loads and help maintain continuous load paths.
• Describe shear, bearing, and slip effects at connections and how these influence structural behavior.
• Use bridge truss nodes and column-to-footing assemblies to predict how connection stiffness and detailing affect capacity and failure modes.+ Show more

Learning Objectives

• Explain the principles of density-driven separation techniques such as decanting, floatation, and centrifugation.
• Identify examples of density separation methods like oil-water separation and blood fractionation.
• Understand how buoyant force, sedimentation rate, and centrifugal acceleration relate to particle size and density.+ 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

• Understand common structural failure modes such as buckling, fatigue, shear, and connection failures.
• Learn how limit states design philosophy, safety factors, and redundancy mitigate failure risks.
• Relate failure mechanisms to geometric, material, and loading characteristics using real-world exemplars.

Learning Objectives

• Describe how energy is transferred through different trophic levels in ecosystems.
• Identify the patterns of energy efficiency and biomass distribution across trophic levels.
• Explain the processes of solar energy capture, energy conversion, and energy loss in ecosystems.+ Show more

Learning Objectives

• Identify the major organelles within a cell and describe their functions.
• Compare the roles of different organelles such as nucleus, mitochondria, chloroplasts, and cell membranes.
• Explain how cellular structures relate to tissue and organ function in multicellular organisms.+ Show more

Learning Objectives

• Identify and describe conduction, convection, and radiation as modes of energy transfer.
• Differentiate between conduction, convection, and radiation in various energy systems.
• Understand how these transfer modes affect system efficiency and building design.+ Show more

Learning Objectives

• Explain the main mechanisms leading to new species formation, including reproductive isolation and geographic separation.
• Describe examples of speciation, such as adaptive radiation and plant polyploidy.
• Analyze how environmental and geological factors influence biodiversity and species evolution.+ Show more

Learning Objectives

• Understand the difference between pure substances and mixtures
• Identify elements, compounds, and mixtures in everyday items
• Distinguish between homogeneous and heterogeneous mixtures+ Show more

Learning Objectives

• Understand how external environmental factors influence phenotype.
• Identify examples of traits affected by environment.
• Differentiate between inherited genetic traits and environmentally influenced traits.

Learning Objectives

• Explain net force as the vector sum of forces, including direction.
• Use words and simple sign conventions to predict the direction of motion.
• Identify when forces are balanced and when an object’s motion changes.

Learning Objectives

• Understand various separation techniques based on physical properties.
• Identify suitable methods for separating different mixtures.
• Explain real-world applications of separation methods.+ Show more

Learning Objectives

• Describe the key differences between pure substances, mixtures, and solutions.
• Identify examples of each classification in real-world contexts.
• Explain how the uniformity and measurable properties distinguish matter types.+ Show more

Learning Objectives

• Describe basic population growth models, including exponential and logistic growth.
• Identify factors limiting population size, such as food, predation, disease, and environmental stresses.
• Differentiate between density-dependent and density-independent factors affecting populations.+ Show more

Learning Objectives

• Understand how observable physical and chemical properties influence material selection.
• Identify properties such as corrosion resistance, hardness, melting point, solubility, and reactivity.
• Learn how properties like density and strength guide structural decisions.+ Show more

Learning Objectives

• Identify direct observations in scientific data.
• Understand how data collection supports scientific claims.
• Differentiate between direct observations and interpretations.+ Show more

Learning Objectives

• Describe the cyclic patterns produced by the relative motions of the Sun, Earth, and Moon.
• Explain how orbital geometry and axial tilt contribute to day-night cycles and seasonal changes.
• Analyze observational records to understand predictable temporal patterns in the solar system.+ Show more

Learning Objectives

• Understand the methods used to compare sizes and distances in the solar system and beyond.
• Recognize the significance of astronomical units, light-years, and logarithmic representations.
• Analyze how scale affects observations, motion, and observational limits.+ Show more

Learning Objectives

• Understand the principles of relative dating including superposition, original horizontality, and cross-cutting relationships.
• Identify key stratigraphic markers such as fossils, unconformities, and intrusive contacts used to correlate rock layers.
• Explain how field observations and stratigraphic data are synthesized to interpret Earth's geological history.

Learning Objectives

• Understand the conventions and standards used in technical drawings and documentation.
• Identify common schematic symbols and their meanings.
• Explain the importance of standardized units, labels, and notation in conveying design intent.+ Show more

Learning Objectives

• Understand the causes and effects of earthquakes related to fault movement.
• Identify different fault types and their seismic signatures.
• Explain how seismic waves travel through the Earth and their characteristics.+ Show more

Learning Objectives

• Understand how to construct evidence-based arguments using claims, evidence, and reasoning.
• Critically evaluate the strength and coherence of arguments supporting or refuting hypotheses.
• Apply graphical representations and data sources to support scientific claims.+ Show more

Learning Objectives

• Understand how to organize quantitative and qualitative data into tables and graphs.
• Learn to interpret trends and relationships from graphical displays and summary statistics.
• Select appropriate graph types, including axes scaling and trend lines, for data analysis.+ Show more

Learning Objectives

• Understand the components of scientific inquiry including observation, question formulation, and hypothesis development.
• Distinguish between quantitative and qualitative observations in scientific experiments.
• Identify appropriate measurement units and instruments for length, mass, and volume.+ Show more

Learning Objectives

• Understand and apply metric prefixes in measurements
• Estimate and communicate measurement uncertainty
• Select appropriate measurement instruments for different tasks+ Show more

Learning Objectives

• Interpret variability and measures of central tendency in data sets.
• Use graphical cues like box plots and histograms to assess data spread and reliability.
• Compare data sets through calculated measures and visual representations to evaluate consistency.+ Show more

Learning Objectives

• Understand the importance of controlling variables in scientific experiments.
• Identify different types of variables and methods to manage them.
• Apply strategies such as randomization, blocking, and documentation to improve experiment accuracy.

Learning Objectives

• Understand the key components of experimental design, including variables, control conditions, and operational definitions.
• Identify the importance of reproducibility, sample size, and safety in designing fair and valid experiments.
• Apply criteria for data collection and control conditions to plan effective experiments.

Learning Objectives

• Understand the concept of energy transfer in ecosystems
• Identify the roles of producers, consumers, and decomposers
• Explain how energy moves through food webs and trophic levels+ Show more

Learning Objectives

• Understand the concept of density and how it influences separation methods.
• Identify various separation techniques such as decanting, flotation, and centrifugation.
• Explain the principles behind each technique and their applications.+ Show more

Learning Objectives

• Analyze societal, economic, and environmental impacts of various technologies.
• Evaluate short- and long-term consequences of technological development.
• Interpret case phenomena related to urban transportation, agriculture, and energy production.+ Show more

Learning Objectives

• Understand the structure and function of different specialized cells in the human body and plants.
• Identify morphological features that enable cells to perform their specific roles efficiently.
• Explain how cellular specialization contributes to the overall functioning of tissues and organs.+ Show more

Learning Objectives

• Understand key concepts related to Science
• Apply knowledge through practice questions
• Demonstrate comprehension of the material

Learning Objectives

• Explain the concept of habitat fragmentation and its effects on ecosystems.
• Identify how edge effects influence species and microclimates.
• Describe the importance of landscape connectivity and corridors for biodiversity.+ Show more