Grade 7 Worksheets

Learning Objectives

• Understand how phenotype results from genetic and environmental interactions.
• Identify examples of environmental influence on traits, such as nutrition, UV exposure, and temperature.
• Distinguish between inherited genetic traits and environmental modifications.+ Show more

Learning Objectives

• Define contact and non-contact forces and give real-world examples.
• Explain how net force influences the motion of objects.
• Identify factors affecting acceleration and motion in regional contexts.+ Show more

Learning Objectives

• Explain how energy transfers affect an object's motion energy.
• Identify examples of energy transfer in scenarios like braking, collisions, and bouncing balls.
• Describe the concept of energy bookkeeping and how it helps account for energy changes.+ Show more

Learning Objectives

• Apply probability concepts to predict genetic variation among offspring from a parental pair.
• Interpret genotype and phenotype ratios using Punnett squares and probability models.
• Understand monohybrid crosses, dominant and recessive alleles, and calculate expected inheritance proportions.+ Show more

Learning Objectives

• Analyze regional design criteria considering force, wind, snow, and load scenarios.
• Compare alternative mechanical systems based on performance and safety criteria.
• Utilize quantitative motion data and structural assessment to justify design choices.+ Show more

Learning Objectives

• Understand the basic concepts and types of simple machines.
• Explain how simple machines alter force and movement to achieve mechanical advantage.
• Calculate the mechanical advantage of different simple machines using geometric relationships.+ Show more

Learning Objectives

• Understand the basic quantities used to describe motion, including distance, time, and speed.
• Learn how to accurately measure and represent motion data.
• Calculate average speed from tabulated data and understand common measurement errors.+ Show more

Learning Objectives

• Understand how different building materials behave under compression, tension, and bending.
• Compare timber, steel, and reinforced concrete regarding strength, stiffness, and environmental resilience.
• Analyze how material behavior influences long-term performance and maintenance in local climates.+ Show more

Learning Objectives

• Understand how to interpret and create distance–time and speed–time graphs.
• Identify the meaning of slope and area under curves in motion graphs.
• Learn methods for calculating average and instantaneous rates of motion from graphs.+ Show more

Learning Objectives

• Understand the principles of calorimetry and how temperature changes relate to energy transfer.
• Apply calorimetric reasoning to real-world thermal scenarios such as combustion and melting.
• Use energy conservation equations to connect observed temperature changes with energy in Joules.+ Show more

Learning Objectives

• Understand the principles of conservation of mass in chemical reactions.
• Interpret mass relationships to predict reaction yields.
• Balance inputs and outputs in closed-system reactions.+ Show more

Learning Objectives

• Understand how material properties, transfer modes, and conservation principles combine to analyze energy systems.
• Interpret energy budgets including conduction, convection, radiation, storage, and conversion losses.
• Apply numerical and graphical methods to evaluate energy performance in regional design.+ Show more

Learning Objectives

• Understand how material properties influence heat flow and energy efficiency in buildings.
• Identify design choices that reduce unwanted heat transfer in various regional contexts.
• Quantify and explain the significance of R-values, thermal bridges, and lifecycle energy use.+ Show more

Learning Objectives

• Understand how mass conservation principles apply to chemical and environmental systems.
• Identify practical examples of mass balancing in real-world applications.
• Analyze scenarios involving mass accounting in closed or sealed systems.+ Show more

Learning Objectives

• Define specific heat capacity and understand its role in thermal energy transfer.
• Calculate the amount of energy required to heat substances using mass, specific heat, and temperature change.
• Convert between units such as Joules and kilojoules, grams and kilograms, and Celsius and Kelvin.+ Show more

Learning Objectives

• Identify different forms of energy and how they change from one form to another
• Explain the concept of energy conservation during transformations
• Recognize real-world examples of energy transformation pathways like hydroelectric and wind power+ Show more

Learning Objectives

• Explain the classification of matter into pure substances, mixtures, and solutions.
• Identify properties that distinguish elements and compounds as pure substances.
• Understand the differences between variable and fixed composition in mixtures and solutions.+ Show more

Learning Objectives

• Understand the physical and chemical processes involved in separating mixtures like bitumen from oil sands.
• Identify and differentiate between physical separation techniques and chemical treatments in resource extraction.
• Describe how material classification helps explain mixture behaviors during separation processes.

Learning Objectives

• Identify and explain signs indicating a physical change in matter.
• Differentiate between physical and chemical changes based on observable signs.
• Describe real-world examples of physical changes and their particle behavior.+ Show more

Learning Objectives

• Understand the internal force distribution in truss structures.
• Identify different types of truss forms used in regional bridge and roof designs.
• Evaluate the efficiency and redundancy of various truss configurations.+ Show more

Learning Objectives

• Explain the particle model of matter and how it describes the arrangement and motion of particles.
• Relate microscopic particle behavior to macroscopic properties such as states of matter, diffusion, and density changes.
• Differentiate between physical rearrangements and chemical transformations in terms of particle interactions.+ Show more

Learning Objectives

• Explain the concept of habitat fragmentation and its effects on ecosystems.
• Identify how edge effects influence species and microclimates.
• Describe the importance of landscape connectivity and corridors for biodiversity.+ Show more

Learning Objectives

• Identify the biotic and abiotic components of an ecosystem.
• Explain how energy flows through an ecosystem.
• Describe the interactions between living organisms and their environment.+ Show more

Learning Objectives

• Understand how invasive species spread and establish in new environments.
• Identify ecological impacts caused by invasive species.
• Explain the mechanisms behind invasion and their effect on native ecosystems.+ Show more

Learning Objectives

• Understand how seasonal thermal cycles influence regional climate and ecosystems.
• Identify the main energy pathways—radiative, latent, and sensible—in seasonal processes.
• Analyze the effects of snow cover, soil freeze-thaw dynamics, and lake stratification on energy storage.+ Show more

Learning Objectives

• Understand the criteria used to assess the conservation status of species.
• Interpret evidence related to threats, recovery potential, and population trends.
• Evaluate how land use, genetic diversity, and species connectivity influence vulnerability.

Learning Objectives

• Understand the distinguishing properties of pure substances such as fixed melting and boiling points, density, and reactivity
• Differentiate between elements and compounds using physical and chemical tests
• Identify examples of pure elements and compounds in local and global contexts+ Show more

Learning Objectives

• Describe the relationships between living organisms and non-living elements in ecosystems.
• Identify how environmental factors influence resource access, shelter, and survival.
• Explain cause-and-effect links that shape community patterns across regions.+ Show more

Learning Objectives

• Explain the processes involved in mountain building through plate tectonics.
• Identify key features of orogeny, including crustal deformation, uplift, and volcanic activity.
• Describe surface processes like erosion and isostatic adjustment that shape mountain ranges.+ Show more

Learning Objectives

• Describe the process of metamorphism and how it alters rocks.
• Differentiate between contact and regional metamorphism.
• Identify mineral assemblages that indicate metamorphic grade and history.+ Show more

Learning Objectives

• Describe the function of chloroplasts in photosynthesis.
• Explain how pigments in thylakoid membranes absorb light energy.
• Identify the process of carbon fixation in the stroma of chloroplasts.+ Show more

Learning Objectives

• Understand the structure and movement of Earth's lithospheric plates.
• Identify the different types of plate boundaries and their effects on landforms and geological activity.
• Explain how plate interactions influence earthquakes, volcanoes, and mountain formation.+ Show more

Learning Objectives

• Explain how surface-area-to-volume ratio affects cell size and function.
• Identify adaptations that increase exchange surface area in cells and organisms.
• Describe how multicellular organisms overcome surface area limitations through specialized structures.+ Show more

Learning Objectives

• Understand how the structure of specialized cells enables them to perform specific functions.
• Identify examples of different specialized cells and their morphological features.
• Explain how cellular specialization contributes to the functioning of tissues and organs.+ Show more

Learning Objectives

• Identify the main functions of the circulatory, respiratory, and digestive systems.
• Understand how organ systems work together to maintain internal stability.
• Describe specialized structures like alveoli and capillary networks that enhance exchange efficiency.+ Show more

Learning Objectives

• Understand how geologic processes influence the uneven distribution of mineral, energy, and groundwater resources.
• Connect plate tectonics, sedimentation, weathering, and biological activity to resource locations.
• Evaluate the impacts of resource extraction and consider sustainability and access issues.+ Show more

Learning Objectives

• Distinguish between ionic and covalent bonding interactions
• Relate bonding types to properties like melting point, solubility, and electrical conductivity
• Describe formation of binary ionic salts and molecular compounds using empirical formulas+ Show more

Learning Objectives

• Describe the basic ideas of the particle model for matter.
• Explain how particle spacing, movement, and forces determine properties like density and pressure.
• Relate observable measurements such as diffusion, thermal expansion, and compressibility to particle arrangements.+ Show more

Learning Objectives

• Describe the physical and chemical processes shaping Earth's surface including weathering, erosion, and deposition.
• Identify driving forces such as water flow, wind, glaciers, and gravity that influence surface changes.
• Link observable landforms like deltas, canyons, and dunes to surface processes.+ Show more

Learning Objectives

• Define and characterize the three main states of matter: solid, liquid, and gas.
• Explain the processes of phase changes such as melting, freezing, vaporization, condensation, and sublimation.
• Relate temperature and pressure to phase transitions and measurable properties like density and viscosity.+ Show more

Learning Objectives

• Distinguish between homogeneous and heterogeneous mixtures.
• Describe various separation techniques such as filtration, distillation, chromatography, and magnetic separation.
• Relate solubility, particle size, and boiling point differences to separation methods.+ Show more

Learning Objectives

• Understand how scaling influences physical behavior in structures, fluids, and heat transfer.
• Analyze the relationships between size, surface area, volume, and their effects on forces and heat transfer.
• Calculate and predict performance differences in scaled models versus full-size applications.+ Show more

Learning Objectives

• Analyze how increasing human populations affect demand for water, energy, land, and resources.
• Evaluate environmental consequences such as biodiversity loss, water scarcity, and carbon emissions.
• Understand regional examples demonstrating how consumption patterns influence ecological pressures.+ Show more

Learning Objectives

• Understand the role of the nucleus in cellular activities.
• Identify structures related to genetic material inside the nucleus.
• Explain how the nuclear envelope and pores regulate activity.+ Show more

Learning Objectives

• Differentiate between homogeneous and heterogeneous mixtures, solutions, colloids, and suspensions.
• Explain solubility, saturation, and colligative effects in mixtures and solutions.
• Identify real-world examples of mixtures and solutions, including saltwater, emulsions, and granular mixtures.+ Show more

Learning Objectives

• Understand the concept of net force and how vectors are combined in various systems.
• Analyze forces acting on objects using free-body diagrams and vector addition.
• Explain how net force influences the motion of objects, including equilibrium scenarios.+ Show more

Learning Objectives

• Describe how atoms are represented in particle, ball-and-stick, and lattice models.
• Explain the significance of covalent and ionic bonding in molecular and extended structures.
• Connect subatomic particles and atomic number to material properties and formula notation.+ Show more

Learning Objectives

• Understand the basic concepts of speed, velocity, and acceleration through examples.
• Distinguish between scalar and vector quantities in motion scenarios.
• Analyze motion cases such as a bicycle accelerating, a car braking, and a ball thrown upward.+ Show more