Grade 7 Science Worksheets

Learning Objectives

• Understand how matter cycles through ecosystems via different nutrient pathways.
• Identify the roles of carbon, nitrogen, and phosphorus in nutrient cycling.
• Explain processes such as photosynthesis, respiration, decomposition, and bacterial transformations.+ Show more

Learning Objectives

• Understand the concept and importance of ecological models in environmental science.
• Identify different types of modelling approaches and their applications.
• Recognize regional examples of ecological models and their significance.+ Show more

Learning Objectives

• Understand the cause-and-effect relationships in predator-prey interactions.
• Identify how changes in predator or prey populations affect community composition.
• Explain feedback mechanisms in ecological systems.+ Show more

Learning Objectives

• Understand how internal structures support organism survival, growth, and reproduction.
• Identify external features that aid protection, feeding, and movement in organisms.
• Explain the functional relationships between traits and resource acquisition, balance, and reproduction.

Learning Objectives

• Explain how energy decreases as it moves through trophic levels in a food web.
• Describe the role of producers and consumers in energy transfer.
• Understand why food chains are typically short and biomass varies with trophic position.+ Show more

Learning Objectives

• Understand how natural records and measurements are used to assess past and present climate conditions.
• Identify key climate drivers that influence long-term climate change.
• Explain how factors like greenhouse gases, ocean currents, and volcanic activity affect Earth's energy balance.+ Show more

Learning Objectives

• Explain how assumptions and simplifications create limits in scientific models
• Interpret discrepancies between model predictions and observations as evidence for revising models
• Describe ways models can be revised using new parameters, missing processes, or changed structure

Learning Objectives

• Explain how optimization metrics and constraints help guide scientific design choices
• Identify tradeoffs when improving one performance measure may worsen another
• Apply metric-based reasoning to decide which option best meets an overall goal

Learning Objectives

• Understand how building design strategies influence thermal performance in Alberta's climate zones.
• Identify specific design components such as passive solar gains, thermal barriers, and ventilation.
• Evaluate case examples illustrating trade-offs between materials, energy, and comfort.+ Show more

Learning Objectives

• Understand the key principles of ecological restoration
• Identify different restoration approaches and their applications
• Recognize factors influencing successful habitat connectivity and species selection+ Show more

Learning Objectives

• Understand what invasive species are and how they enter new environments.
• Identify pathways of invasive species introduction.
• Recognize ecological and economic consequences of invasive species.+ Show more

Learning Objectives

• Understand human impacts on ecosystems, particularly forests.
• Identify activities that lead to habitat alteration, pollution, resource extraction, and introduction of non-native species.
• Comprehend the ecological consequences of these impacts.+ Show more

Learning Objectives

• Identify major features of freshwater ecosystems
• Understand stratification, oxygen gradients, and light penetration in ponds and lakes
• Explain how abiotic gradients influence community composition and vertical zonation+ Show more

Learning Objectives

• Identify components of ecosystems, including biotic and abiotic elements.
• Describe the roles of producers, consumers, and decomposers in ecosystems.
• Understand the flow of energy from sunlight through food chains.+ Show more

Learning Objectives

• Understand the process of decomposition and its role in nutrient cycling.
• Identify key organisms involved in decomposition such as detritivores, fungi, and bacteria.
• Explain how abiotic factors influence decomposition rates.+ Show more

Learning Objectives

• Understand the basic concept of natural selection
• Identify how environmental pressures influence species
• Recognize examples of adaptation in different organisms+ Show more

Learning Objectives

• Understand different measures of biodiversity such as species richness and evenness.
• Learn how to interpret diversity values in various habitats.
• Recognize the ecological implications of high and low biodiversity.+ Show more

Learning Objectives

• Understand the concept of abiotic factors such as temperature, light, soil, moisture, and pH.
• Analyze how temperature gradients influence species distribution and ecosystem structure.
• Identify how abiotic variability creates microhabitats within different environments.+ Show more

Learning Objectives

• Understand how human population growth influences water demand in different regions.
• Identify the relationship between urbanization and freshwater availability.
• Analyze how resource consumption impacts ecosystems and biodiversity.+ Show more

Learning Objectives

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

Learning Objectives

• Understand the relationship between kinetic energy and variables such as speed and mass
• Construct and interpret graphical representations of kinetic energy versus velocity
• Identify how changes in speed and mass affect kinetic energy using real-world examples+ Show more

Learning Objectives

• Understand the mechanisms of heat transfer: conduction, convection, and radiation
• Identify examples of thermal conduction in everyday life
• Explain how heat flows from warmer to cooler objects+ Show more

Learning Objectives

• Understand the basic principles of energy conversion devices
• Identify different types of energy transfers in common devices
• Explain the concept of energy conservation during transformation+ Show more

Learning Objectives

• Understand how energy transfers occur during motion.
• Identify examples of energy conversion like thermal energy from braking.
• Explain the redistribution of energy in inelastic collisions.+ Show more

Learning Objectives

• Understand basic concepts of genetics and probability in inheritance.
• Learn how to predict genotype and phenotype ratios using Punnett squares.
• Interpret probability outcomes to estimate trait inheritance in offspring.+ 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

• Identify the basic structures of DNA and chromosomes.
• Understand how genes are organized within chromosomes.
• Explain how chromosomes segregate during cell division.+ Show more

Learning Objectives

• Understand the concept of comparing different bridge truss designs systematically.
• Learn to evaluate architectural options based on performance, cost, durability, and manufacturability.
• Use modeling and comparison techniques to analyze structural solutions.+ Show more

Learning Objectives

• Understand what constitutes a clear design problem.
• Identify measurable criteria and constraints in real-world situations.
• Learn how societal and environmental requirements translate into quantitative targets.+ Show more

Learning Objectives

• Understand how test data influences design improvements.
• Learn to interpret quantitative data for design decisions.
• Apply iterative adjustments to optimize design parameters.+ Show more

Learning Objectives

• Identify different lunar phases and understand their causes
• Recognize how the relative positions of the Sun, Earth, and Moon create observable patterns
• Describe the cycle of lunar phases+ Show more

Learning Objectives

• Understand the principles of relative dating such as superposition, original horizontality, and cross-cutting relationships
• Identify markers in rock layers used for correlating strata
• Explain how fossil assemblages, unconformities, and intrusive contacts help establish the age of rock layers+ Show more

Learning Objectives

• Understand how geological processes such as plate tectonics, sedimentation, weathering, and biological activity contribute to the formation of mineral and energy resources.
• Identify the relationship between Earth's history and the location of resource deposits.
• Analyze how geologic maps and cross sections illustrate resource distribution.+ Show more

Learning Objectives

• Explain the basic concept of gravity and how it pulls objects toward each other.
• Identify how gravity influences the motion of planets, moons, and satellites.
• Recognize observational evidence of gravitational effects in space.+ Show more

Learning Objectives

• Understand the relative sizes of planets and the distances between them.
• Learn how astronomical units, light-years, and planetary diameters are used to express scale.
• Interpret scaled diagrams and logarithmic representations of celestial distances.+ Show more

Learning Objectives

• Understand the concept of renewable energy sources
• Identify the environmental benefits of renewable energy
• Analyze the ethical considerations related to technology use+ Show more

Learning Objectives

• Understand the concept of net force as the vector sum of all forces acting on an object.
• Identify different types of forces such as frictional and applied forces.
• Explain how unbalanced forces cause changes in motion.+ Show more

Learning Objectives

• Learn how gravity is a long-range force that acts without contact.
• Understand how mass and distance influence gravitational attraction.
• Recognize examples of gravity in everyday life, such as falling objects and planetary motion.+ Show more

Learning Objectives

• Define equilibrium as the state where the net force on an object is zero.
• Differentiate between static and dynamic equilibrium.
• Identify forces such as normal, gravitational, and tension in objects at equilibrium.+ Show more

Learning Objectives

• Understand the concept of momentum and how mass and velocity influence it.
• Differentiate between elastic and inelastic collisions.
• Explain the conservation of momentum during collisions.+ Show more

Learning Objectives

• Identify key parts of the water cycle
• Explain the processes of evaporation, condensation, precipitation, infiltration, runoff, and groundwater flow
• Describe how water moves through Earth's atmosphere, hydrosphere, and geosphere+ Show more

Learning Objectives

• Understand the different types of weathering that modify Earth's surface.
• Identify examples of mechanical and chemical weathering.
• Describe how erosion and deposition shape landforms over time.+ Show more

Learning Objectives

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

Learning Objectives

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

Learning Objectives

• Understand the basic atmospheric and oceanic cells involved in global circulation
• Identify the locations and characteristics of Hadley, Ferrel, and Polar cells
• Describe the role of jet streams and ocean gyres in climate regulation+ Show more

Learning Objectives

• Understand how energy moves through mechanical and industrial systems
• Identify different forms of energy involved in systems like power plants and hydroelectric dams
• Explain the principles of energy conservation within system models+ Show more

Learning Objectives

• Understand how solar heating influences regional climates
• Identify different climate zones through observational data
• Interpret temperature, wind, and precipitation patterns+ Show more

Learning Objectives

• Analyze historical earthquake data to identify patterns of frequency and magnitude.
• Interpret hazard maps and recurrence intervals to assess earthquake risk.
• Understand how probabilistic forecasting informs hazard mitigation strategies.+ Show more