Grade 7 Science Worksheets

Learning Objectives

• Identify how temperature impacts species distributions and survival
• Analyze the effects of temperature fluctuations on ecosystems
• Evaluate the role of abiotic factors in shaping biological processes

Learning Objectives

• Define metamorphism and explain how it alters rocks
• Identify different types of metamorphism and their features
• Recognize mineral changes occurring during metamorphism+ Show more

Learning Objectives

• Understand how repeated measurements improve data reliability.
• Identify sources of error that affect measurement accuracy.
• Interpret data patterns and variability in testing results.+ Show more

Learning Objectives

• Explain how the kinetic motion of particles affects temperature.
• Describe the differences between heat and temperature.
• Identify the methods of thermal transfer: conduction, convection, radiation.+ Show more

Learning Objectives

• Identify signs of a physical change by linking particle behavior to observable properties.
• Explain how phase transitions and dissolving can occur without changing chemical identity.
• Use mass conservation in closed systems to support whether a change is physical.

Learning Objectives

• Explain what happens at the particle level during melting and freezing.
• Identify energy absorption and release associated with phase changes.
• Describe how latent heat is involved in melting and freezing processes.+ Show more

Learning Objectives

• Explain how the particle model describes matter as particles that have spaces and are in constant motion
• Use particle ideas to account for macroscopic properties and states of matter
• Describe how diffusion and density changes can be explained by particle arrangement and motion+ Show more

Learning Objectives

• Explain how design criteria and explicit constraints help frame a design problem.
• Identify measurable or observable success criteria and recognize trade-offs between requirements.
• Connect a solution plan to constraints to show what counts as improvement.

Learning Objectives

• Explain how truss geometry (triangles) helps distribute loads through tension and compression instead of bending.
• Use qualitative reasoning with the method of joints to identify whether members are likely in tension or compression.
• Compare truss designs using efficiency and redundancy criteria for real bridge and roof applications.+ Show more

Learning Objectives

• Explain how net force changes an object’s velocity (speed and/or direction) over time
• Differentiate balanced and unbalanced forces and predict whether an object accelerates
• Describe how friction, air resistance, and gravity affect motion near Earth

Learning Objectives

• Explain how phase changes relate to particle kinetic energy and potential energy
• Describe how energy is absorbed or released during melting, freezing, evaporation, and condensation
• Interpret latent heat as an energy change that occurs without changing chemical identity+ Show more

Learning Objectives

• Understand the concept of ecological inquiry and its importance.
• Learn how to formulate scientific questions about ecosystems.
• Identify measurable variables in ecological studies.+ Show more

Learning Objectives

• Explain how habitat fragmentation creates isolated habitat patches and increases edge effects
• Describe how fragmentation affects species interactions, dispersal, gene flow, and population sizes
• Evaluate how habitat connectivity (like corridors) can reduce extinction risk and support ecosystem processes

Learning Objectives

• Describe motion using distance and time, and identify appropriate units for each quantity
• Calculate average speed using the relationship speed = distance ÷ time
• Recognize common sources of measurement error and explain how they affect calculated speed+ Show more

Learning Objectives

• Understand how to connect evidence to reasoning using a clear chain from observations to claims.
• Identify specific data values, graph features, or direct observations that support scientific claims.
• Evaluate arguments for limitations, unsupported cause-and-effect claims, and consistency with data.+ Show more

Learning Objectives

• Explain how evidence, claims, and reasoning connect in a scientific argument.
• Use specific data values or graph features to support a claim.
• Identify limitations and avoid unsupported cause-and-effect in explanations.

Learning Objectives

• Identify gases produced during chemical reactions
• Describe observable signs of gas emissions
• Recognize different gases based on reaction clues+ Show more

Learning Objectives

• Describe how carbon moves through different parts of the environment.
• Explain the processes of photosynthesis, respiration, and decomposition.
• Identify the roles of organisms and the atmosphere in the carbon cycle.+ Show more

Learning Objectives

• Define the key terms related to beams, such as span, support conditions, and load types.
• Identify different types of loads and support conditions in beams.
• Describe how various loads affect beam performance including bending, shear, and deflection.+ Show more

Learning Objectives

• Understand how building design integrates orientation, envelope assembly, and mechanical systems to optimize thermal performance across Alberta's climate zones.
• Identify strategies such as passive solar gains, thermal barriers, and heat-recovery ventilation used in sustainable building design.
• Analyze case examples from rural prairie houses and urban developments in Calgary and Edmonton to evaluate performance trade-offs.+ Show more

Learning Objectives

• Identify and describe the main characteristics of solids, liquids, and gases.
• Explain how particle arrangement, spacing, and movement differ among the states of matter.
• Understand how temperature and pressure influence changes between states.+ Show more

Learning Objectives

• Understand material properties that influence thermal resistance and energy efficiency.
• Identify regional examples of insulation applications in Alberta.
• Explain how R-values, thermal bridging, and lifecycle energy use affect building performance.+ Show more

Learning Objectives

• Explain how vibrating objects create pressure waves in a medium and how those waves move sound.
• Relate frequency to pitch and amplitude to loudness.
• Describe how sound transmission depends on the presence and properties of a medium.

Learning Objectives

• Explain what it means to run a fair test by changing only one design variable while keeping all other conditions the same.
• Select appropriate measurement tools, units, and scales for collecting data during an investigation.
• Describe how consistent measurement and repeated trials help ensure differences come from the design rather than the testing setup.

Learning Objectives

• Explain how fair testing keeps all conditions the same except for the intended design variable.
• Select appropriate measurement tools and explain why units and scales matter.
• Record and interpret measurement data so results reflect the design change, not the testing setup.

Learning Objectives

• Understand how sound waves travel through different environments
• Identify factors that affect the perception of loudness and pitch
• Explain how surfaces reflect and absorb sound+ Show more

Learning Objectives

• Understand the different types of variables in scientific investigations.
• Identify independent, dependent, and controlled variables in experiment design.
• Learn how to clarify key evidence in investigation plans.+ Show more

Learning Objectives

• Identify sources of nutrient pollution from agriculture
• Understand how nutrient runoff affects water quality
• Analyze the ecological impacts of nutrient pollution+ Show more

Learning Objectives

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

Learning Objectives

• Explain how supports, foundations, and load paths help structures stay stable under common forces.
• Identify compression, tension, and shear and describe how each affects parts of beams, columns, and foundations.
• Use material properties (stiffness, strength, durability) to evaluate structural safety for typical Alberta wind and snow loads.

Learning Objectives

• Understand how numerical representations describe thermal processes.
• Calculate energy transfer using specific heat, mass, and temperature change.
• Apply units such as Joules and kilojoules in energy calculations.+ 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

• Understand how technology affects society and the environment through benefits and costs.
• Identify ethical considerations such as fairness, privacy, and responsibility in technological development.
• Analyze trade-offs involved in engineering choices and their consequences for people and ecosystems.+ Show more

Learning Objectives

• Identify biotic and abiotic components of ecosystems and explain how they interact.
• Describe how energy enters an ecosystem through primary producers and moves through feeding relationships.
• Explain why both living organisms and nonliving factors are needed for ecosystem structure and function.

Learning Objectives

• Explain how temperature relates to the average random kinetic energy of particles.
• Describe how thermal energy depends on both particle motion and the number of particles.
• Use the idea of a molecular speed distribution to interpret temperature differences and heat transfer.

Learning Objectives

• Understand how scientific reasoning uses specific data references to support claims.
• Identify evidence such as graph changes, value comparisons, and observations that support scientific claims.
• Explain how evidence supports claims by using appropriate relationships, units, and explanations.+ Show more

Learning Objectives

• Explain how gravitational potential energy changes into kinetic energy during motion in a mechanical system
• Use mass, height (elevation), and speed to reason about relative mechanical energy and forces
• Describe how energy conservation applies when friction is small and how real systems differ+ Show more

Learning Objectives

• Understand the cause-and-effect relationships between predator and prey populations.
• Identify how changes in predator numbers affect prey populations and vice versa.
• Analyze feedback mechanisms in ecological communities.

Learning Objectives

• Understand the components of Earth's atmosphere and their functions.
• Learn how the atmosphere interacts with other Earth system spheres.
• Recognize the importance of the atmosphere to living things and the environment.

Learning Objectives

• Explain how ecological inquiry uses hypotheses, measurable variables, and evidence to support conclusions.
• Identify examples of variables and explain why limits and natural variability matter when interpreting ecological data.
• Use data and reasoning to evaluate how human activities can affect ecological relationships.

Learning Objectives

• Understand the concept of mantle convection and its role in plate movement.
• Identify different force mechanisms driving plate tectonics.
• Explain how convection cells influence Earth's surface features.

Learning Objectives

• Explain how static and kinetic friction oppose relative motion and affect acceleration and stopping distance.
• Describe aerodynamic drag as a force that opposes motion through air and influences speed of moving objects.
• Connect surface texture and normal force to changes in the frictional coefficient and real-world movement outcomes.

Learning Objectives

• Understand the concept of radiant energy transfer through electromagnetic waves
• Identify factors affecting radiative heating and cooling
• Recognize how solar angles and surface properties influence local microclimates

Learning Objectives

• Understand how numerical representations measure heat transfer in different thermal processes.
• Learn about units of energy and temperature scales used in thermal calculations.
• Apply specific heat, mass, and temperature change to calculate energy transfer in Joules and kilojoules.+ Show more

Learning Objectives

• Identify examples of the six simple machines and describe how each one changes force magnitude or direction
• Explain mechanical advantage as a comparison of output force to input force, using appropriate units and reasoning
• Apply relationships among force, distance, and machine geometry to predict outcomes for everyday tools

Learning Objectives

• Explain how design criteria for success can be measurable or observable in a science design problem.
• Identify common constraints (time, materials, cost, safety) and describe how they affect possible solutions.
• Describe trade-offs and improvement by connecting test evidence to criteria rather than appearance.+ Show more

Learning Objectives

• Explain how heat transfers from warmer regions to cooler regions using conduction, convection, and radiation models.
• Use a simple heat-transfer model to predict the direction of energy flow based on temperature differences.
• Describe how energy can change form while heat moves through a system.

Learning Objectives

• Identify how evidence supports scientific claims.
• Understand the importance of linking data to reasoning.
• Recognize the role of scientific principles in arguments.+ Show more