Grade 7 Worksheets

Learning Objectives

• Understand the different structures of specialized cells and their functions.
• Describe how cellular morphology enables tissues and organs to perform specific tasks.
• Explain the importance of cell specialization in organismal functions.+ Show more

Learning Objectives

• Understand how different representations convey matter interactions including chemical equations, graphs, and tables.
• Interpret reaction rate graphs, stoichiometric ratios, and phase diagrams to analyze matter interactions.
• Select appropriate representations for quantitative comparisons and communicate relationships among measurable variables.

Learning Objectives

• Explain different types of interactions between populations such as competition, predation, and mutualism.
• Describe how resource partitioning, habitat differences, and temporal separation allow species to coexist.
• Analyze the effects of population interactions on community diversity and stability.

Learning Objectives

• Interpret variability and measures of central tendency in data sets.
• Analyze graphical representations such as box plots and histograms for spread and reliability.
• Calculate and compare mean, median, and range to assess data distribution.+ Show more

Learning Objectives

• Describe how light energy is converted into chemical energy during photosynthesis
• Explain how organisms harvest energy from food through cellular respiration
• Connect chloroplast-based sugar production with mitochondrial ATP generation across different taxa+ Show more

Learning Objectives

• Observe and compare plant epidermis, animal epithelial tissue, and protists using microscopy.
• Identify cell boundaries such as plasma membranes and cell walls in observed specimens.
• Distinguish between unicellular and multicellular organisms based on microscopic observations.+ Show more

Learning Objectives

• Describe how atoms are rearranged during digestion, biosynthesis, and respiration within organisms.
• Explain the conservation of matter during biochemical pathways like macromolecule synthesis and decomposition.
• Identify examples of carbon and nitrogen flow in biological processes.+ Show more

Learning Objectives

• Describe the structure and function of major organ systems in multicellular animals.
• Explain how organ systems interact to support processes like gas exchange, nutrient transport, and homeostasis.
• Compare system interactions in mammals and plants, highlighting system dependencies and feedback mechanisms.+ Show more

Learning Objectives

• Identify and describe the functions of key organelles in plant and animal cells.
• Differentiate between eukaryotic and prokaryotic cell organization.
• Connect cell structure features to their roles in processes like transport, synthesis, and compartmentalization.+ Show more

Learning Objectives

• Understand how fire as a disturbance impacts forest habitats
• Identify both positive and negative effects of forest fires
• Learn about the role of disturbance regimes in ecological succession+ Show more

Learning Objectives

• Identify physical properties such as density, hardness, and melting point.
• Explain chemical properties like corrosion resistance and reactivity.
• Match material properties to their practical applications.+ Show more

Learning Objectives

• Understand the principles and types of simple machines used in everyday tools.
• Identify how force, effort, and load relate in simple machines like levers and pulleys.
• Calculate mechanical advantage for different simple machines based on geometric relationships.+ Show more

Learning Objectives

• Describe the structural components of the cell membrane.
• Explain the fluid mosaic model of the membrane.
• Identify the functions of embedded proteins, cholesterol, and carbohydrates.+ Show more

Learning Objectives

• Understand how to create and interpret distance–time and speed–time graphs.
• Learn the significance of slope and area under curves in motion graphs.
• Develop skills to extract average and instantaneous rates from graphs using examples like downhill runs.+ Show more

Learning Objectives

• Identify the main processes involved in the water cycle
• Explain how water moves through Earth's atmosphere, hydrosphere, and geosphere
• Recognize the interactions between different water cycle components and Earth’s spheres

Learning Objectives

• Understand the defining features of populations and their components.
• Identify factors influencing population size and distribution.
• Explain demographic metrics like growth rates and density.+ Show more

Learning Objectives

• Explain how supports, foundations, and load paths contribute to structural stability.
• Describe the effects of compression, tension, and shear on beams, columns, and foundations.
• Identify material properties such as stiffness, strength, and durability relevant to construction safety.+ Show more

Learning Objectives

• Understand how to construct and interpret free-body diagrams for various objects and situations.
• Learn vector addition techniques to determine net force magnitude and direction on objects.
• Decompose forces on inclined surfaces into perpendicular components and combine them algebraically.+ Show more

Learning Objectives

• Understand the key concepts of distance, time, and speed in motion measurement.
• Calculate average speed using distance and time data accurately.
• Identify common sources of measurement error in motion data.+ Show more

Learning Objectives

• Understand how inclined planes reduce the force needed to move loads.
• Identify components of force parallel and perpendicular to an inclined plane.
• Calculate mechanical advantage of inclined planes based on input force and load.+ Show more

Learning Objectives

• Understand the internal force distribution in truss structures.
• Analyze methods of joints to determine member tension and compression.
• Evaluate the efficiency and redundancy of various truss designs used in regional applications.+ Show more

Learning Objectives

• Understand the principles of levers and pulleys and how they modify effort and direction.
• Explain torque, fulcrum placement, and mechanical advantage calculations.
• Identify examples of lever classes and pulley systems used in rural settings.+ Show more

Learning Objectives

• Describe the six types of simple machines and their functions.
• Explain how mechanical advantage is calculated and its significance.
• Identify examples of simple machines in Alberta's agricultural and everyday contexts.+ Show more

Learning Objectives

• Analyze how force understanding impacts mechanical system design.
• Evaluate structural stability and safety considerations for regional applications.
• Compare alternative design solutions based on multiple criteria including material choice and mechanical advantage.+ Show more

Learning Objectives

• Understand the concept of equilibrium and static balance in structures.
• Identify and describe examples of static and dynamic equilibrium.
• Graphically represent force pairs and analyze their effects on objects.+ Show more

Learning Objectives

• Understand how different materials perform under compression, tension, and bending.
• Compare timber, structural steel, and reinforced concrete in load-bearing applications.
• Analyze environmental effects on material durability in cold climates such as Alberta.+ Show more

Learning Objectives

• Describe how potential and kinetic energy are linked through energy transfer in mechanical systems.
• Explain how elevation, mass, and speed influence mechanical energy in real-world contexts.
• Interpret qualitative conversions between potential and kinetic energy during motion.+ Show more

Learning Objectives

• Understand key technological innovations during the Tang and Song periods.
• Analyze how technological advances impacted economic and societal development.
• Identify specific inventions such as printing, gunpowder, agriculture, and navigation.+ Show more

Learning Objectives

• Understand the cultural significance of Irish symbols such as the shamrock, Celtic knots, and leprechauns.
• Analyze the historical and traditional meanings behind Irish symbols.
• Reflect on how symbols foster community identity and cultural continuity.+ Show more

Learning Objectives

• Explain how test data are used to identify mismatches with success criteria.
• Describe how targeted design changes can improve performance while respecting constraints (safety, materials, and cost).
• Write clear cause-and-effect explanations connecting evidence to revised outcomes.

Learning Objectives

• Explain how technologies create trade-offs between benefits and costs for people and the environment
• Evaluate ethical issues in technology such as fairness, privacy, and product responsibility across the life cycle
• Connect engineering and design choices to real-world impacts on ecosystems and communities

Learning Objectives

• Identify independent, dependent, and controlled variables in a science investigation.
• Describe how controlled variables help make evidence reliable and fair.
• Select appropriate measurement evidence and units that match a scientific question.

Learning Objectives

• Explain the difference between accuracy and uncertainty when making measurements.
• Describe how tool resolution and repeated trials affect the range (spread) of data.
• Use tables and graphs to represent uncertainty and decide whether two results meaningfully differ.

Learning Objectives

• Explain how control methods reduce the influence of unrelated factors in an investigation.
• Identify control and comparison conditions and describe how they should be kept consistent.
• Use proper timing, calibration, and standardized procedures to support credible conclusions.+ Show more

Learning Objectives

• Explain how simple mechanisms transfer motion and force within engineered systems.
• Describe input-output relationships using the terms input energy, mechanism, and output performance.
• Predict how changing a mechanism (such as a gear ratio or pulley arrangement) affects speed and torque or force.+ Show more

Learning Objectives

• Explain how nutrients cycle through air, living things, water, and soil in an ecosystem
• Describe the main roles of photosynthesis, respiration, decomposition, and bacteria in nutrient transformations
• Use nutrient-cycle ideas to predict how limiting nutrients can affect ecosystem productivity

Learning Objectives

• Understand how to translate numerical distance–time data into graphical representations.
• Interpret slopes, areas under curves, and rates on motion graphs.
• Use examples such as downhill runs to analyze average and instantaneous speeds.+ Show more

Learning Objectives

• Identify major abiotic factors (temperature, moisture, light, soil nutrients, pH) and describe how each affects organisms.
• Explain how daily and seasonal changes in abiotic conditions can create stress or opportunities for populations.
• Use carrying capacity and population resilience to predict how organisms may respond to extreme abiotic events.

Learning Objectives

• Explain how forces act as causes of changes in an object’s motion using the ideas of velocity and acceleration
• Differentiate balanced forces from unbalanced forces and predict the effect on net force and motion
• Describe how friction, air resistance, and gravity oppose or change motion near Earth

Learning Objectives

• Learn about the contributions of pioneering women in science.
• Understand the barriers faced by women in STEM fields and their perseverance.
• Recognize the importance of gender equity in science and society.+ Show more

Learning Objectives

• Describe how natural resources are transformed into common synthetic materials.
• Explain the processes of polymerization, refining, and manufacturing of synthetic materials like polyethylene, PET, and nylon.
• Identify trade-offs associated with synthetic materials, including durability, recyclability, and environmental impacts.+ Show more

Learning Objectives

• Understand the relationship between heat, mass, and temperature change using the formula Q = mcΔT.
• Identify units such as joules and watts used in heat calculations.
• Apply basic heat calculations to estimate energy transfer in common substances.+ Show more

Learning Objectives

• Describe characteristic methods for determining material behaviour, including tensile, compression, and bending assessments.
• Understand non-destructive testing techniques such as ultrasonic and hardness measurements.
• Explain the concepts of anisotropy in timber and composites, and the role of strain localization.+ Show more

Learning Objectives

• Understand the structure and function of DNA molecules and chromosomes.
• Explain how genes encode traits and how inheritance occurs through chromosomal transmission.
• Describe models of chromosome segregation during gamete formation.+ Show more

Learning Objectives

• Explain the difference between internal energy and temperature as a measure of particle motion.
• Identify common sources of thermal energy in natural and built environments.
• Describe the direction of heat flow from higher to lower energy regions.+ Show more

Learning Objectives

• Understand risk factors that increase health and safety hazards.
• Identify and apply risk reduction practices to everyday situations.
• Recognize the importance of making informed decisions to prevent injuries and illnesses.+ Show more

Learning Objectives

• Explain why pure substances have uniform composition and characteristic properties such as fixed melting/boiling points.
• Differentiate elements and compounds using physical and chemical evidence.
• Identify how impurities and multiple constituents change observed properties when comparing to pure substances.

Learning Objectives

• Explain how physical properties (particle size, solubility, magnetism, boiling point) can be used to separate mixtures without changing chemical identity
• Match common separation techniques to the physical property differences they exploit
• Interpret separation efficiency by linking observations (what remains vs. what is removed) to the type of material in a mixture