Grade 7 Science Worksheets

Learning Objectives

• Understand the concept of density and how it relates to separation techniques.
• Identify common methods of density separation, such as decanting, floatation, and centrifugation.
• Explain how buoyant force, sedimentation rate, and centrifugal acceleration depend on particle size and density contrast.+ 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 what chemical properties are and how they differ from physical properties.
• Recognize common chemical reactions such as reactivity with acids and bases, combustion, and corrosion.
• Identify indicators of chemical change, including gas evolution, color change, and precipitate formation.+ Show more

Learning Objectives

• Understand different modes of heat transfer: conduction, convection, radiation.
• Analyze how each transfer mode affects energy efficiency in systems.
• Apply principles of energy transfer to real-world systems like passive solar houses.+ Show more

Learning Objectives

• Define urban heat and explain the heat island effect.
• Identify factors that contribute to elevated temperatures in cities.
• Describe mitigation strategies to reduce urban heat.+ Show more

Learning Objectives

• Describe how materials change in size with temperature variations.
• Identify examples of thermal expansion and contraction in everyday objects.
• Explain the microscopic particle behavior that causes macroscopic property changes.+ Show more

Learning Objectives

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

Learning Objectives

• Understand the concept of thermal conductivity and how it varies among different materials.
• Compare the thermal behaviors of common Alberta construction materials such as fiberglass, spray foam, wood, and masonry.
• Identify factors that influence thermal properties, including porosity, moisture content, and layered assemblies.+ Show more

Learning Objectives

• Identify different types of thermometers commonly used in science.
• Understand the basic functioning of liquid-in-glass, bimetallic, and digital thermometers.
• Learn about temperature scales, fixed points, and calibration importance.+ Show more

Learning Objectives

• Understand the properties of reflective and emissive surfaces.
• Identify different materials and coatings used for reflection.
• Explain the impact of surface color and coatings on heat absorption.+ Show more

Learning Objectives

• Understand microscopic particle motion and its relationship to temperature.
• Identify how particle movement influences thermal energy and pressure.
• Explain variations in particle speed in different environmental contexts.+ Show more

Learning Objectives

• Understand the relationship between heat, mass, and temperature change.
• Learn about specific heat capacity and how to calculate heat energy using Q=mcΔT.
• Identify units of heat such as joules and watts.+ Show more

Learning Objectives

• Identify and describe conduction as a mode of heat transfer
• Understand the molecular mechanisms behind conduction
• Differentiate conduction from convection and radiation+ Show more

Learning Objectives

• Describe the different types of heat transfer: conduction, convection, and radiation.
• Explain how energy transfers between objects during heating and cooling processes.
• Use scientific units like Joules and kilojoules to quantify energy changes.+ Show more

Learning Objectives

• Identify different types of thermal insulation materials
• Explain how insulation reduces heat transfer
• Compare the effectiveness of fibreglass, foam, and reflective foil+ Show more

Learning Objectives

• Understand different types of temperature sensors used in environmental contexts.
• Identify factors affecting sensor response time and measurement accuracy.
• Learn about calibration, uncertainty, and error sources in temperature measurements.+ Show more

Learning Objectives

• Understand the concept of convection and how it transfers heat in fluids.
• Recognize examples of convection in natural environments such as air and water.
• Explain the roles of buoyancy, density variations, and temperature gradients in convection.+ Show more

Learning Objectives

• Understand the concept of radiant transfer and how it conveys energy through electromagnetic waves.
• Identify the factors that influence radiative heating, including solar radiation intensity, surface absorptivity, and emissivity.
• Analyze how solar angles and surface conditions affect radiative balances in different environments.+ Show more

Learning Objectives

• Identify different materials and their properties related to heat transfer.
• Explain how atomic structure affects thermal conductivity.
• Compare metals, ceramics, polymers, and composites in terms of heat transfer efficiency.+ Show more

Learning Objectives

• Identify the key components of a building envelope: walls, roofs, windows, and foundations.
• Understand the role of insulation and barriers in maintaining thermal efficiency.
• Recognize the importance of ventilation and sealing techniques in reducing heat loss.+ Show more

Learning Objectives

• Understand how solar energy influences seasonal changes
• Identify the factors that affect seasonal temperature variations
• Explain the concepts of albedo, latent heat, and energy fluxes in seasonal cycles+ Show more

Learning Objectives

• Understand different prototyping approaches including scaled physical models, digital finite-element models, and laboratory load rigs
• Recognize the advantages and limitations of each prototyping method in assessing structural strength, stiffness, and failure modes
• Identify instrumentation techniques such as strain gauges and displacement transducers used to quantify responses+ Show more

Learning Objectives

• Understand the basic principles of structural optimization in engineering.
• Recognize different strategies used to optimize structural designs for efficiency, cost, and performance.
• Learn about topology and form optimization, life-cycle assessment, and constructability constraints.+ Show more

Learning Objectives

• Understand how structural members respond to various loads through bending, shear, axial force, and torsion.
• Relate the geometry and support conditions of beams and columns to internal force distribution.
• Describe the effects of bending moment and shear force on beam deflection and serviceability.+ Show more

Learning Objectives

• Identify different methods used to test materials' properties.
• Understand the purpose of tensile, compression, and bending tests.
• Recognize non-destructive testing techniques such as ultrasonic and hardness measurements.+ Show more

Learning Objectives

• Describe how changes in an object's motion energy are linked to energy transfers into or out of the object.
• Analyze scenarios such as braking cars, inelastic collisions, and bouncing balls to identify energy transfers.
• Apply quantitative and qualitative reasoning to understand conservation and transfer of energy in motion.+ Show more

Learning Objectives

• Understand the relationship between heat, mass, and temperature change using the equation Q = mcΔT.
• Calculate the amount of heat energy required to change the temperature of various substances.
• Explain factors affecting heat transfer such as area, temperature gradient, and time.+ Show more

Learning Objectives

• Describe the main mechanisms of heat transfer: conduction, convection, and radiation.
• Identify examples of heat transfer in everyday life and laboratory settings.
• Explain how energy transfer causes temperature changes and rate differences among materials.+ Show more

Learning Objectives

• Describe the production pathways from natural resources to common synthetic materials, including feedstocks, polymerization, and refining steps.
• Identify examples of synthetic materials such as polyethylene, PET, nylon, and metals processed from ores.
• Explain the trade-offs involved in synthetic material choices, including durability, recyclability, and environmental impacts.+ Show more

Learning Objectives

• Identify observable signs indicating a chemical reaction has occurred, such as gas production, precipitate formation, color change, temperature change, and irreversibility.
• Explain the concept of irreversibility in chemical changes and how mass measurements in sealed systems support the conservation of mass principle.
• Describe real-world examples of chemical reactions including rusting, combustion, and acid–base neutralization, highlighting their signs and outcomes.+ Show more

Learning Objectives

• Explain the mechanisms of natural selection and how they lead to adaptation in populations.
• Identify sources of genetic variation relevant to evolution.
• Describe how environmental pressures influence reproductive success and trait distribution.+ Show more

Learning Objectives

• Describe how physical disturbances such as wildfire and flooding impact ecosystems.
• Explain how biological disturbances like invasive species and disease outbreaks influence community composition.
• Identify mechanisms of ecosystem resilience, resistance, and succession in recovery processes.+ Show more

Learning Objectives

• Understand the principles of relative dating such as superposition, original horizontality, and cross-cutting relationships.
• Identify and interpret various stratigraphic markers including fossils, unconformities, and intrusions.
• Analyze field observations and stratigraphic data to establish the sequence of geological events.

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 the process of chromosome segregation during gamete formation and fusion.+ Show more

Learning Objectives

• Understand the principles of relative dating in geology, including superposition, original horizontality, and cross-cutting relationships.
• Identify and interpret stratigraphic markers such as fossils, unconformities, and intrusive contacts to determine the relative ages of rock layers.
• Analyze field observations and stratigraphic data to construct relative geologic sequences and understand Earth's history.

Learning Objectives

• Describe the processes involved in the water cycle, including evaporation, condensation, precipitation, infiltration, runoff, and groundwater flow.
• Explain how solar energy and gravity drive water movement among Earth's spheres.
• Identify and illustrate interactions such as river discharge, groundwater contributions, and seasonal snowpack changes.+ Show more

Learning Objectives

• Describe how heritable variation and environmental pressures influence natural selection and adaptation.
• Explain how differential survival and reproduction lead to changes in trait distributions over generations.
• Identify examples of adaptation, such as antibiotic resistance and beak size variation in finches.+ Show more

Learning Objectives

• Construct and interpret graphical relationships between kinetic energy, potential energy, mass, and speed.
• Analyze how changes in mass and speed affect kinetic energy through graphs and calculations.
• Explain the concepts of kinetic and potential energy using real-world examples such as a rolling bicycle, a swinging pendulum, and a roller-coaster car.

Learning Objectives

• Describe the processes of erosion by water, glaciers, wind, and gravity.
• Identify the distinctive sedimentary signatures produced by different agents of erosion.
• Explain how transport distance and energy influence grain size and sorting.+ Show more

Learning Objectives

• Describe the different types of weathering and how they affect rocks and landscapes.
• Explain the factors that influence weathering rates and landform development.
• Identify examples of physical, chemical, and biological weathering processes.+ Show more

Learning Objectives

• Identify observable signs that indicate a chemical change has occurred
• Differentiate between physical and chemical changes based on evidence
• Explain why multiple change indicators together provide stronger evidence for chemical reactions+ Show more

Learning Objectives

• Understand how microscopy provides evidence that organisms are made of individual cells.
• Identify structures such as cell boundaries, plasma membranes, and cell walls in plant and animal cells.
• Distinguish between unicellular and multicellular organisms through microscopic observations.+ Show more

Learning Objectives

• Understand how fossil record patterns provide evidence for common ancestry and macroevolution.
• Identify key concepts such as stratigraphic sequences, index fossils, and transitional forms.
• Analyze how dating methods and fossil correlations support evolutionary theories.+ Show more