Grade 7 Worksheets

Learning Objectives

• Identify signs of physical changes using evidence such as phase transitions, shape changes, dissolution, and consistent mass in closed systems.
• Explain how particle rearrangement and energy changes can cause observable changes without changing chemical identity.
• Distinguish physical change indicators from signs that would suggest a chemical change.

Learning Objectives

• Describe common observable indicators of chemical reactions, such as gas production, heat change, colour shifts, and precipitate formation.
• Connect specific observations to likely reaction pathways and what they may suggest about particles and mass changes.
• Use precise scientific language to record observations and distinguish between qualitative evidence and explanations.

Learning Objectives

• Use advanced punctuation (commas, semicolons, colons, dashes) to improve clarity and tone.
• Revise sentences with elliptical clauses and parallel structure to increase fluency and precision.
• Choose grammatical strategies that strengthen sentence variety without changing meaning.

Learning Objectives

• Identify how sentence length, tone, and syntax contribute to mood and voice in writing
• Analyze how word choice and morphological strategies (e.g., affixation) build vocabulary and stylistic variety
• Revise sentences by changing language choices to produce a desired tone or clarity

Learning Objectives

• Identify explicit evidence in an informational text (words and details the author states directly).
• Infer implied meaning and trace it back to specific wording in the passage.
• Use textual evidence to support interpretations without making unsupported conclusions.

Learning Objectives

• Identify central ideas in an informational text by looking for recurring claims across paragraphs.
• Explain how supporting details (examples, definitions, data) develop or refine a central idea over time.
• Distinguish between a central idea and a supporting detail or a single piece of information.

Learning Objectives

• Infer the meaning of unfamiliar words using context clues such as definitions, synonyms, antonyms, examples, and cause-effect relationships.
• Explain how surrounding sentences limit possible meanings for a word.
• Use context clues to improve comprehension of informational and argumentative texts.

Learning Objectives

• Explain the difference between genotype and phenotype using genetics vocabulary
• Predict how dominant and recessive alleles can lead to observable traits
• Describe how environmental factors can influence phenotype even when genotype is the same

Learning Objectives

• Explain how natural selection changes trait frequencies in a population over many generations.
• Describe the difference between heritable traits and traits gained during an individual’s lifetime.
• Use examples (such as antibiotic resistance) to identify variation, selection, survival, and reproduction.

Learning Objectives

• Explain what air masses are and how their temperature and moisture help determine weather.
• Describe how fronts form when air masses with different properties meet.
• Compare the typical weather effects of cold fronts and warm fronts.+ Show more

Learning Objectives

• Explain how gravity and water-driven forces contribute to mass wasting and coastal erosion.
• Describe how heavy rain and slope stability affect the likelihood of landslides.
• Identify how waves and storm surge reshape coastlines over time.

Learning Objectives

• Explain how balanced forces produce zero net force and constant velocity
• Describe how unbalanced forces produce nonzero net force and acceleration
• Use real-world examples (such as tug-of-war) to predict motion outcomes

Learning Objectives

• Differentiate between mass and weight and explain how weight changes with gravity.
• Describe how gravity affects the motion of falling objects near Earth.
• Use evidence from comparing objects with different masses to support ideas about net force and motion.

Learning Objectives

• Differentiate physical changes from chemical changes based on observable evidence.
• Identify indicators of chemical change such as color change, gas production, precipitate formation, and temperature change.
• Apply particle and matter concepts to predict whether a process is likely physical or chemical.

Learning Objectives

• Explain how energy transfers through conduction, convection, and radiation using everyday examples
• Compare how energy moves in solids, liquids, and gases for each transfer mechanism
• Describe how energy can transform from one form to another (chemical, electrical, thermal, light)+ Show more

Learning Objectives

• Explain how measurable data can support a scientific claim.
• Distinguish direct observations from interpretations in evidence-based reasoning.
• Use units, scales, and comparable methods to evaluate the reliability of conclusions.

Learning Objectives

• Explain how different industries (manufacturing, service, and extractive) depend on geographic factors.
• Analyze how industrial location decisions affect employment, regional identity, and local environments.
• Evaluate how globalization and technology can create change and continuity in industrial systems.

Learning Objectives

• Compare major world religions by identifying key beliefs and everyday practices
• Explain how religion can influence culture, holidays, laws, and social behavior
• Describe similarities and differences among Christianity, Islam, Hinduism, Buddhism, and Judaism

Learning Objectives

• Explain how Mongol expansion in the 13th century affected trade routes, including the Silk Road.
• Describe how Mongol rule influenced cultural and technological exchange across regions.
• Analyze how Mongol conquests changed political structures and economic life in conquered areas.

Learning Objectives

• Explain how global trade systems connect producers, traders, and consumers across regions.
• Compare mercantilism and capitalism by describing how each influences markets and resource allocation.
• Analyze how classic trade routes helped move goods, ideas, and resources while creating global interdependence.+ Show more

Learning Objectives

• Explain how Renaissance innovations in art, science, and print technology spread new ideas in Europe
• Identify key Renaissance techniques inspired by classical antiquity (such as perspective and chiaroscuro)
• Describe how the printing press increased literacy and access to knowledge

Learning Objectives

• Explain how trade routes during the Mongol Empire moved goods, ideas, and cultural practices across Eurasia
• Describe how stability and security along Mongol-controlled routes increased intercultural exchange
• Compare the roles of major land and maritime pathways, including the Silk Road and sea routes+ Show more

Learning Objectives

• Define carrying capacity and explain why populations cannot grow indefinitely in an ecosystem.
• Identify limiting factors that regulate population size and relate them to ecosystem equilibrium.
• Use evidence and reasoning to predict how changes in limiting factors affect population growth.

Learning Objectives

• Identify biotic and abiotic components of an ecosystem and give examples of each
• Explain how energy flows from primary producers to consumers through feeding relationships
• Describe how abiotic factors influence growth, reproduction, and survival of organisms+ Show more

Learning Objectives

• Identify how competition, predation, and mutualism affect population sizes and community composition
• Explain how resource use overlap can lead to competitive exclusion and how niches allow coexistence
• Use examples to predict likely outcomes for population trajectories under different interaction types

Learning Objectives

• Explain how active transport moves substances against a concentration gradient using cellular energy and membrane proteins.
• Describe the sodium-potassium pump and its role in maintaining electrochemical gradients for nerve and muscle function.
• Compare active transport with passive diffusion and identify examples of vesicular transport (endocytosis and exocytosis).

Learning Objectives

• Explain how cells, tissues, and organ systems work together to maintain homeostasis in the human body.
• Describe how transport proteins and membrane pumps regulate nutrient levels, ion concentrations, and water balance.
• Connect hormone signaling and coordinated transport processes to maintaining stable internal conditions (such as blood glucose).

Learning Objectives

• Explain how mitochondria convert energy in cells through cellular respiration to produce ATP.
• Describe the roles of electron transport chains and membrane gradients in ATP synthesis.
• Relate mitochondrial structure (like inner membrane folds) to its function in energy conversion.+ Show more

Learning Objectives

• Explain how the nucleus houses genetic material and how it influences cell activities
• Describe the roles of the nuclear envelope and nuclear pores in regulating traffic between nucleus and cytoplasm
• Connect DNA, genes, transcription, translation, and protein synthesis to nucleus function

Learning Objectives

• Explain how specialized cell structures support specific functions in the body
• Compare red blood cells, neurons, and root hair cells using evidence from their morphology
• Use scientific vocabulary (nucleus, axon, diffusion, surface area, transport) to describe cell functions

Learning Objectives

• Explain how tectonic uplift, volcanic construction, and surface processes work together to shape landforms
• Compare how uplift rates versus erosion rates affect whether topography rises or is worn down
• Describe how climate influences weathering and sediment transport over geologic time+ Show more

Learning Objectives

• Define physical change and explain how it differs from chemical change at the particle level.
• Classify common physical changes, including phase changes and shape/appearance changes.
• Use reversible evidence (changing conditions) to justify why a change is physical.

Learning Objectives

• Explain what physical properties are and how they can be measured to help identify substances.
• Describe density, solubility, melting point, and boiling point and use these ideas to predict comparisons.
• Use electrical conductivity and hardness as observable physical properties when sorting materials.

Learning Objectives

• Identify key technique and body posture cues for running, jumping, and throwing.
• Explain how proper practice habits improve efficiency and safety in movement skills.
• Apply movement-skill concepts by choosing correct answers and giving short responses about form and safety.

Learning Objectives

• Explain what saturation means in a solvent at a specific temperature and pressure
• Describe how supersaturation can lead to crystallization and precipitation
• Identify real-life examples that show solubility limits and phase change behavior

Learning Objectives

• Use commas after introductory elements to improve sentence clarity
• Apply comma rules for lists, coordinated clauses, and nonessential (extra) details
• Revise sentences by correcting missing or misused commas in a published-style paragraph

Learning Objectives

• Select more precise verbs, nouns, and qualifiers to match intended meaning and tone.
• Identify vague wording (like “things” and “stuff”) and revise it for clarity.
• Use connotation to choose words that produce the intended emotional or persuasive effect.+ Show more

Learning Objectives

• Explain how groundwater is stored in aquifers and how it moves through Earth’s subsurface.
• Describe recharge and factors that affect how much groundwater is replenished.
• Evaluate how groundwater pumping and contamination can affect water quantity and water quality over time.

Learning Objectives

• Explain how natural processes and human needs influence the availability of Earth’s resources (land, freshwater, and air).
• Describe how precipitation patterns, groundwater storage, and ecosystem capacity affect access to resources.
• Analyze how droughts and floods, along with human use, can increase stress on shared systems.

Learning Objectives

• Explain how Earth’s tilt and yearly orbit change the Sun’s apparent height and day length.
• Compare seasonal patterns in the Northern and Southern Hemispheres.
• Describe how latitude (distance from the equator) affects the strength of seasonal daylight changes.

Learning Objectives

• Explain how decomposers (fungi and bacteria) break down dead organisms and waste and return nutrients to the ecosystem.
• Describe how decomposition supports plant growth and the continuity of matter in food chains.
• Compare how decomposers affect living and nonliving components of an ecosystem.

Learning Objectives

• Explain how adaptations help organisms survive and reproduce in their environments
• Differentiate structural, behavioral, and physiological adaptations
• Use evidence from a text to identify examples of adaptations

Learning Objectives

• Explain how energy flows through a food chain or food web using the idea of trophic levels.
• Describe why less energy and biomass are available at higher trophic levels.
• Use energy-transfer efficiency to predict how predator populations depend on prey energy.

Learning Objectives

• Explain how evidence from tests or validated models supports an engineering design evaluation.
• Interpret test results using performance criteria and realistic operating conditions.
• Identify possible failure modes and tradeoffs between competing criteria in design options.+ Show more

Learning Objectives

• Differentiate between biotic and abiotic factors in an ecosystem.
• Explain how abiotic conditions influence which organisms survive and grow.
• Describe how changes in abiotic factors can affect biotic interactions and population sizes.

Learning Objectives

• Describe how Ontario’s food system connects farming, processing, transportation, and consumption.
• Explain how food choices can affect the environment, community health, and food security.
• Analyze relationships between food system stages and outcomes such as waste and equity.

Learning Objectives

• Explain how civilizations interacted through trade, migration, conquest, and diplomacy.
• Describe how cultural exchanges affected religion, language, art, and social structures.
• Use evidence from historical examples to analyze cooperation and conflict during cultural interactions.

Learning Objectives

• Interpret climate patterns using temperature gradients, sea-surface temperatures, wind, and precipitation records.
• Explain how uneven solar heating and surface properties drive atmospheric and ocean circulation.
• Describe how topography and ocean currents create regional climate differences.+ Show more