Grade 7 Worksheets

Learning Objectives

• Understand the organization and components of the cell membrane as a fluid mosaic.
• Identify the functions of phospholipids, proteins, cholesterol, and carbohydrates in the membrane.
• Explain how the structure of the membrane maintains selective permeability and cellular communication.+ 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

• Define morphological, physiological, and behavioral adaptations with grade-appropriate examples.
• Explain how specific traits improve survival and reproduction in particular environments.
• Distinguish adaptations from acclimatation.+ 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 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 adaptive traits become common in populations through natural selection
• Identify examples of selective pressures such as pesticide resistance and camouflage
• Explain the mechanisms of variation, heritability, and differential survival+ Show more

Learning Objectives

• Identify and describe major cell organelles and their functions.
• Compare cellular features of producers and consumers.
• Explain how organelle specialization supports survival and ecological interactions.+ 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

• Describe energy flow and matter cycling within ecosystems using food chains, food webs, and trophic pyramids.
• Explain energy transfer efficiency, primary productivity, and the role of decomposers in nutrient recycling.
• Analyze how alterations in inputs or energy pathways affect community composition and ecosystem processes.+ Show more

Learning Objectives

• Understand the principle of conservation of mass in physical and chemical changes.
• Apply mass accounting to reactions and processes within a closed system.
• Balance simple chemical formulas to illustrate mass relationships.+ 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

• Describe the formation and origin of the solar system.
• Identify key properties of planets and their orbital features.
• Compare terrestrial planets with gas giants based on their features.+ 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

• 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

• 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

• 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

• 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

• 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

• 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

• 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

• 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

• Understand how to interpret and use balanced symbolic equations in stoichiometry.
• Calculate molar and mass ratios of reactants and products in chemical reactions.
• Apply conservation principles to predict reagent needs and product yields.+ 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

• Define net force as the vector sum of all forces acting on an object.
• Explain how unbalanced forces can change an object's motion.
• Describe the relationship between net force, mass, and acceleration through examples and diagrams.+ 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

• Define different metrics of biodiversity such as richness, evenness, and habitat heterogeneity.
• Interpret what various biodiversity metrics reveal about ecosystem resilience and function.
• Evaluate the relationship between habitat complexity and species assemblages.+ 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

• 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

• Explain how mathematical models describe changes in trait frequencies within populations.
• Interpret statistical data and graphical displays related to population dynamics and selection.
• Apply Hardy-Weinberg principles and frequency calculations to support hypotheses about evolution.+ Show more

Learning Objectives

• Understand the principles of momentum conservation during collisions.
• Differentiate between elastic and inelastic collisions.
• Apply quantitative examples to analyze how mass and velocity affect momentum.+ Show more

Learning Objectives

• Explain how mechanical and chemical weathering modify Earth's surface over time.
• Describe the roles of erosion, transport, and deposition in landscape change.
• Identify landforms created by river, glacier, and coastal processes.+ Show more

Learning Objectives

• Describe the main atmospheric circulation cells and their influence on climate.
• Explain how Earth's rotation and the Coriolis effect shape prevailing winds and ocean currents.
• Identify major ocean gyres and their role in heat redistribution worldwide.+ Show more

Learning Objectives

• Describe how uneven solar heating influences regional climate conditions.
• Interpret temperature and wind maps to identify circulation patterns such as El Niño and monsoons.
• Explain how surface properties, topography, and ocean currents modify local climates.+ Show more

Learning Objectives

• Define net force as the vector sum of all forces acting on an object.
• Describe how unbalanced forces cause changes in an object's motion.
• Interpret free-button diagrams to analyze forces acting on objects.+ Show more

Learning Objectives

• Explain how relative motions of the Sun, Earth, and Moon lead to observable lunar phases, eclipses, and seasonal changes.
• Describe orbital geometry and axial tilt effects on day-night cycles and phase timing.
• Analyze observational records and phase sequences to understand predictable patterns in the solar system.+ Show more

Learning Objectives

• Understand how gravity governs orbital motion within the solar system and galaxies.
• Explain the relationship between mass, distance, and orbital velocity.
• Identify observational evidence such as orbital trajectories and Keplerian patterns that support gravitational models.+ Show more

Learning Objectives

• Analyze evidence for climate change drivers including greenhouse gases, land-use change, and natural variability.
• Assess impacts of climate change on sea level, precipitation, agriculture, and human systems.
• Evaluate mitigation and adaptation strategies and understand societal influences on future climate risks.

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 interactions such as river discharge to oceans, groundwater contributions to springs, and seasonal changes in snowpack.+ Show more

Learning Objectives

• Identify the main idea and key details needed for an accurate summary
• Write a coherent summary that connects key events or points without adding new interpretations
• Use wording that reflects the original meaning while reducing supporting details

Learning Objectives

• Identify how visuals support spoken information without distracting the audience.
• Explain how timing and alignment between a speaker’s words and visuals help listeners track claims and evidence.
• Use strategies to interpret key terms, timelines, comparisons, and evidence shown in media.

Learning Objectives

• Understand the concept of adaptive traits and how they contribute to survival.
• Identify different types of adaptations in various species.
• Analyze how traits are influenced by environmental pressures.+ Show more

Learning Objectives

• Analyze integrated systems by understanding forces, machine functions, and structural evaluation.
• Compare alternative design solutions based on criteria such as mechanical advantage, material choice, and safety.
• Synthesize motion data, mechanical calculations, and structural assessments for regional applications.+ Show more

Learning Objectives

• Explain how scientific evidence supports a claim by connecting observations, data, and reasoning in a clear chain.
• Identify whether an argument uses specific evidence (data values, graph features, or direct observations) rather than unsupported statements.
• Revise an evidence argument to address limitations and avoid incorrect cause-and-effect claims.

Learning Objectives

• Explain how the atmosphere, hydrosphere, geosphere, and biosphere interact as Earth’s systems
• Describe how matter and energy move between spheres through processes like evaporation, precipitation, weathering, and transpiration
• Predict how changes in one sphere can cause effects in other spheres using cause-and-effect reasoning+ Show more

Learning Objectives

• Explain how the geosphere, hydrosphere, atmosphere, and biosphere interact through the movement of matter and energy
• Use examples (erosion, precipitation, evaporation, and transpiration) to describe cause-and-effect links between Earth systems
• Identify how changes in one Earth system can lead to changes in another over time

Learning Objectives

• Understand the purpose and types of systems models used in science and engineering.
• Identify various diagrams and visual representations such as free-body diagrams, circuit schematics, and block diagrams.
• Explain the importance of assumptions, scaling effects, and simplifications when creating models.+ Show more

Learning Objectives

• Explain the difference between genotype and phenotype in terms of genes and observable traits
• Use dominant and recessive allele ideas to predict how genotype can affect phenotype
• Describe how environmental factors can influence phenotype even when genotype is known

Learning Objectives

• Identify observable signs that indicate a chemical reaction has occurred
• Differentiate chemical change evidence from physical change evidence
• Connect particle rearrangement to macroscopic observations such as gas, precipitates, and color change