Grade 7 Science Worksheets

Learning Objectives

• Understand the importance of wetlands for biodiversity and ecosystem services.
• Identify management strategies used to protect and restore wetlands.
• Analyze trade-offs and potential unintended consequences of conservation methods.+ 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

• Describe how hazard magnitude influences risk
• Compare hazard frequency and geographic distribution across areas
• Interpret hazard maps to compare patterns of risk+ Show more

Learning Objectives

• Describe the different mechanisms of membrane transport, including passive and active processes.
• Explain the roles of membrane proteins in maintaining cell function and homeostasis.
• Differentiate between diffusion, osmosis, and active transport in terms of energy use and movement direction.+ Show more

Learning Objectives

• Explain how insulation reduces heat transfer between a warm and a cool environment
• Describe how material properties and construction details affect thermal resistance and comfort
• Use R-values and ideas about thermal bridges to make energy-efficiency decisions+ Show more

Learning Objectives

• Understand the different material properties that influence construction choices.
• Compare the strengths, stiffness, and environmental resilience of timber, steel, and concrete.
• Recognize how material behavior under stress affects long-term performance in cold climates.

Learning Objectives

• Define and compare key material properties (density, tensile/compressive strength, stiffness, ductility, toughness, and thermal expansion).
• Explain how material properties affect structural behavior such as deformation, cracking, and failure modes.
• Relate property selection to loading conditions and structural performance using wood, steel, and reinforced concrete examples.

Learning Objectives

• Explain how food molecules are broken down and rearranged into new molecules needed for growth and repair.
• Describe how chemical energy in food becomes usable energy for life processes.
• Connect nutrition choices to changes in body condition over time.

Learning Objectives

• Explain how ecological restoration uses reference conditions and evidence-based success indicators.
• Compare active and passive restoration approaches and describe trade-offs between short-term recovery and long-term resilience.
• Identify factors that affect restoration planning, including habitat connectivity, corridor design, and genetic considerations.+ Show more

Learning Objectives

• Identify the three primary modes of thermal energy transfer: conduction, convection, and radiation.
• Describe the molecular mechanisms that underlie conduction and convection, and explain why radiation does not require a medium.
• Compare typical media (solids, fluids, and space) and relative behavior (how quickly and through what) for each mode using everyday examples.

Learning Objectives

• Understand how deposition shapes various landforms such as deltas, beaches, and glacial features.
• Identify characteristics of depositional processes and their geological evidence.
• Explain the formation of stratigraphic layers and their significance in interpreting past environments.+ Show more

Learning Objectives

• Identify and distinguish between homogeneous and heterogeneous mixtures.
• Describe common physical separation methods such as filtration, distillation, chromatography, and magnetic separation.
• Explain how differences in properties like solubility, particle size, and boiling points influence separation techniques.+ Show more

Learning Objectives

• Describe the processes involved in the water cycle, including evaporation, condensation, precipitation, infiltration, runoff, and groundwater flow.
• Explain how water moves among Earth's atmosphere, hydrosphere, and geosphere driven by solar energy and gravity.
• Identify interactions such as river discharge to oceans and groundwater contributions to springs.+ Show more

Learning Objectives

• Understand the processes involved in the rock cycle
• Identify how rocks change and transform through different geological processes
• Recognize the roles of tectonics, magmatism, weathering, and erosion in rock formation+ Show more

Learning Objectives

• Classify mixtures as solutions, colloids, or suspensions based on particle size and visible uniformity.
• Explain how light scattering and stability help distinguish colloids from solutions and suspensions.
• Choose an appropriate separation method by predicting how mixture components behave.

Learning Objectives

• Identify and distinguish ionic and covalent bonds based on descriptions and examples.
• Understand how bonding types influence properties like melting point, solubility, and electrical conductivity.
• Describe the formation of binary ionic salts and molecular compounds using empirical formulas.+ Show more

Learning Objectives

• Identify different types of thermometers and their uses
• Explain basic principles of temperature measurement
• Understand the characteristics of liquid-in-glass, bimetallic, and digital thermometers+ Show more

Learning Objectives

• Understand the concept of mole ratios and how they relate to balanced chemical equations.
• Apply ratio reasoning to calculate amounts of reactants and products in chemical reactions.
• Use conservation principles to predict reagent needs and product yields.+ Show more

Learning Objectives

• Explain how energy transfer affects particle motion and arrangement during phase changes
• Use the particle model to describe why temperature can stay nearly constant during a phase change
• Differentiate melting, freezing, evaporation, and condensation using solid–liquid–gas relationships+ Show more

Learning Objectives

• Define specific heat capacity using the idea of energy per unit mass per degree Celsius
• Identify how temperature change depends on mass and specific heat capacity
• Use correct units for thermal energy calculations and explanations

Learning Objectives

• Understand the concept of a food web and its interconnected feeding relationships.
• Identify the roles of producers, consumers, and decomposers within a food web.
• Explain how energy flows through a food web and the significance of network structure for ecosystem stability.+ Show more

Learning Objectives

• Understand the causes that lead to technological innovation.
• Identify how needs, materials, and incremental improvements contribute to invention and innovation.
• Recognize examples of historical innovations and their development processes.+ Show more

Learning Objectives

• Understand microscopic particle motion and its relation to temperature, thermal energy, and pressure.
• Explain how microscopic particle behavior relates to macroscopic properties like heat transfer.
• Describe the distribution of molecular speeds in different temperature conditions.+ Show more

Learning Objectives

• Explain how birth rate, death rate, immigration, and emigration affect population size and distribution
• Describe how resource availability and abiotic constraints can limit population growth in ecosystems
• Use examples from different biomes to predict how populations may fluctuate over time+ Show more

Learning Objectives

• Understand the different analytical indicators used to assess material purity.
• Learn methods such as melting point, boiling point, conductivity, refractive index, and gravimetric residue to evaluate purity.
• Interpret examples and data to determine the purity of samples based on multiple criteria.

Learning Objectives

• Understand the concept of average speed and how to calculate it using distance and time.
• Distinguish between average speed and instantaneous speed with numerical examples.
• Apply unit conversions between meters per second and kilometers per hour.+ Show more

Learning Objectives

• Explain what specific heat capacity means in terms of energy and temperature change.
• Calculate thermal energy using mass, specific heat, and temperature change.
• Use and convert between grams, kilojoules, and degrees Celsius in heat-capacity problems.+ Show more

Learning Objectives

• Identify the main parts of the digestive system
• Describe the functions of digestive organs
• Understand how internal structures support organism survival+ Show more

Learning Objectives

• Explain how natural selection changes the frequency of traits in a population over many generations.
• Distinguish inherited variation from traits gained during an individual’s lifetime.
• Use evidence from examples (like antibiotic resistance) to describe survival and reproduction differences.

Learning Objectives

• Identify abiotic factors and explain how they limit where organisms can live.
• Describe how light and temperature shape habitat suitability along gradients.

Learning Objectives

• Identify the main factors that influence population size and distribution.
• Explain the concepts of exponential and logistic growth patterns.
• Understand how predator-prey relationships affect population dynamics.+ Show more

Learning Objectives

• Understand the importance of wetlands for biodiversity
• Learn management strategies like wetland restoration and habitat corridors
• Evaluate benefits and potential unintended consequences of conservation methods+ Show more

Learning Objectives

• Explain how solar energy, albedo, and snow cover affect seasonal heating and cooling.
• Describe how phase changes store and release energy through latent heat.
• Model how radiative, latent, and sensible heat fluxes influence soil and water temperatures across seasons.+ Show more

Learning Objectives

• Identify and compare measures of center (mean and median).
• Describe data spread using range and simple graphical cues.
• Explain what center and spread suggest about consistency and reliability of results.

Learning Objectives

• Explain how calorimetry uses temperature change and known properties to determine heat energy transferred in Joules.
• Apply the heat equation conceptually to predict whether a process absorbs or releases energy.
• Use energy conservation ideas to reason about heating, melting, and heat losses in real-world scenarios.

Learning Objectives

• Understand how material properties influence heat flow and energy efficiency in buildings.
• Identify regional examples of insulation strategies used in Alberta.
• Quantify the impact of R-values and thermal bridges on building performance.+ Show more

Learning Objectives

• Describe how conduction, convection, and radiation affect heat transfer in a heating system.
• Use energy-budget ideas to compare net heat gain, required fuel energy, and temperature change predictions.
• Apply conservation of energy to identify where energy is stored and where losses occur.+ Show more

Learning Objectives

• Understand the key factors that influence Earth's climate patterns.
• Differentiate between weather and climate and their long-term significance.
• Identify how ocean processes and atmospheric circulation affect regional climate.+ Show more

Learning Objectives

• Explain how forces can be added as a net force using magnitude and direction.
• Distinguish between balanced and unbalanced net forces and predict their effects on velocity.
• Use everyday examples (cart, ball, friction) to describe how changing forces change speed and/or direction.

Learning Objectives

• Explain the difference between genotype and phenotype in terms of genes and observable traits.
• Describe how dominance and recessiveness help determine phenotypes from genotype combinations.
• Predict possible phenotypes using given alleles and simple genotype information.

Learning Objectives

• Explain how matter cycles through ecosystems using carbon, nitrogen, and phosphorus examples.
• Describe the key processes that move nutrients between air, living things, and soil (photosynthesis, respiration, decomposition, and bacterial transformations).
• Analyze how nutrient availability can limit plant growth and affect ecosystem productivity.

Learning Objectives

• Describe how heat energy transfers between objects through conduction, convection, and radiation.
• Explain how temperature change and rate differences provide evidence of heat transfer.
• Connect heat transfer to real-world examples such as air currents, lamps, and electrical circuits.

Learning Objectives

• Explain how energy flows from producers to consumers through trophic levels in a food web.
• Describe how decomposition helps cycle matter by returning nutrients to the environment.
• Use vocabulary such as producers, consumers, decomposers, and nutrients to interpret food web diagrams.

Learning Objectives

• Describe how truss members transfer loads through triangular frameworks
• Identify when truss members are in tension or compression using qualitative reasoning
• Compare truss forms by discussing efficiency, redundancy, and load path clarity

Learning Objectives

• Understand the key processes leading to speciation.
• Identify examples of different speciation mechanisms in nature.
• Describe how geographical and reproductive barriers contribute to biodiversity.+ Show more

Learning Objectives

• Understand the function of chloroplasts in photosynthesis.
• Identify the processes that occur within the chloroplast.
• Explain how chloroplasts store and interact with other cell organelles.+ Show more

Learning Objectives

• Explain how cells regulate water balance through transport mechanisms.
• Identify cellular components involved in homeostasis.
• Describe the importance of membrane pumps, transport proteins, and hormone signaling in maintaining internal stability.

Learning Objectives

• Compare particle, ball-and-stick, and lattice representations of atoms and how they relate to molecular vs extended structures.
• Explain how subatomic particles and atomic number connect to atomic notation and bonding patterns.
• Predict how bonding patterns (covalent vs ionic/extended networks) influence properties such as melting point and electrical behavior.