Grade 8 Worksheets

Learning Objectives

• Identify the particle arrangement in solids, liquids, and gases.
• Describe the key characteristics that distinguish solids from other states.
• Explain why solids maintain a fixed shape and how their particles behave.+ Show more

Learning Objectives

• Understand how different energy sources impact the environment.
• Analyze the benefits and disadvantages of solar power technology.
• Evaluate the environmental trade-offs of sustainable energy solutions.+ Show more

Learning Objectives

• Define homeostasis and explain its significance to the human body.
• Identify the key components involved in homeostatic feedback mechanisms.
• Describe how the body maintains temperature, pH, and ion balance.+ Show more

Learning Objectives

• Revise sentences to improve clarity by replacing vague references with specific nouns and pronouns.
• Identify and correct wordy phrasing by tightening wording without losing meaning.
• Add missing context so the reader can easily understand relationships and cause-effect in explanatory writing.+ Show more

Learning Objectives

• Identify what a complete measurement includes: a number, a unit, and an appropriate instrument.
• Choose instruments that match the quantity being measured.
• Explain why reporting units correctly matters in science.

Learning Objectives

• Identify how narrative techniques such as foreshadowing, flashback, pacing, and symbolism shape a reader’s expectations and emotions.
• Explain how structural choices control suspense and reveal character motivations and turning points.
• Use evidence from a text to connect narrative structure to meaning.

Learning Objectives

• Explain how DNA functions as a coded set of instructions in cells.
• Describe the relationships among DNA, genes, chromosomes, proteins, and inherited traits.
• Identify how changes in DNA can affect protein production and variation across generations.

Learning Objectives

• Explain how atmospheric pressure affects boiling temperature and sealed systems
• Describe how barometers measure air pressure and how weather instruments use pressure differences
• Predict how pressure changes with altitude and how pressure gradients drive wind

Learning Objectives

• Understand different forms of energy such as potential, kinetic, electrical, thermal, and mechanical.
• Identify how energy transforms from one form to another within systems.
• Apply knowledge of energy transformations to real-world examples like bouncing balls and electric motors.

Learning Objectives

• Analyze data related to earthquakes, volcanoes, and tsunamis.
• Interpret geospatial and statistical information to assess hazard risks.
• Understand how different monitoring and modeling techniques inform hazard predictions.+ Show more

Learning Objectives

• Explain how homeostasis uses feedback to keep internal conditions stable
• Identify the roles of receptors, control centers, and effectors in feedback systems
• Describe how disruptions to homeostasis can affect survival and reproduction

Learning Objectives

• Explain the major parts of the solar system, including the Sun, planets, dwarf planets, moons, asteroids, and comets.
• Describe how gravity and solar energy influence orbits, planetary environments, and atmospheric conditions.
• Use evidence from telescopes and spacecraft to support basic claims about the solar system.

Learning Objectives

• Understand how earthquakes are distributed along plate boundaries
• Identify patterns in earthquake locations on a map
• Learn how seismic data reveals information about Earth's internal structure+ Show more

Learning Objectives

• Explain how greenhouse gases and land-use changes can alter Earth systems (atmosphere, hydrosphere, and geosphere).
• Describe evidence-based tradeoffs when evaluating human solutions to environmental problems.
• Use cause-and-effect reasoning to predict how changes can influence precipitation, runoff, erosion, and hazards.

Learning Objectives

• Explain how particle arrangement and motion determine whether matter behaves as a solid, liquid, or gas
• Use particle theory to predict changes in state when temperature changes
• Connect microscopic particle behaviour to observable macroscopic properties such as rigidity, flow, and compressibility

Learning Objectives

• Describe the steps of the scientific method and their purpose.
• Identify how empirical evidence and controlled experiments support scientific claims.
• Recognize examples of hypotheses, predictions, and explanations in experiments.+ Show more

Learning Objectives

• Explain how Presidential Reconstruction and Congressional Reconstruction differed in goals and enforcement of civil rights.
• Analyze tensions between federal authority and states' rights during Reconstruction.
• Identify how Reconstruction policies and resistance shaped early civil rights efforts in the United States.

Learning Objectives

• Identify narrative point of view in a short passage
• Recognize techniques such as irony, foreshadowing, sensory imagery, and symbolism
• Understand how author craft choices influence character development and story mood+ Show more

Learning Objectives

• Distinguish a hypothesis from a prediction.
• Identify the independent variable and dependent variable in a proposed investigation.
• Recognize how clear variable definitions support testable science.

Learning Objectives

• Understand the mechanisms of variation and natural selection in populations.
• Identify examples of adaptive changes like industrial melanism and antibiotic resistance.
• Link phenotypic variation and environmental pressures to population-level trait shifts.+ Show more

Learning Objectives

• Explain how authors integrate multiple pieces of evidence to develop a claim or central idea.
• Select the most relevant details and connect them with reasoning that shows the author’s development.
• Evaluate whether evidence is over-relied on by identifying when a single quote is not enough.

Learning Objectives

• Identify language devices (figurative language, symbolism, imagery, and contrast) in a literary or informational text.
• Explain how specific devices contribute to theme or an author’s argument by connecting them to nearby details.
• Analyze how metaphors clarify abstract ideas and how contrasting images highlight conflict or change.

Learning Objectives

• Understand the components of food webs, including producers, consumers, and decomposers.
• Explain the concept of trophic levels and energy transfer between them.
• Describe how energy diminishes at each trophic level and the ecological efficiency involved.+ Show more

Learning Objectives

• Distinguish physical and chemical changes using observable clues such as gas evolution, precipitates, persistent color change, and temperature shifts.
• Identify which indicators more strongly suggest chemical change versus physical change.
• Explain why some properties (e.g., melting point, solubility, conductivity) may change in chemical reactions but often stay the same in physical processes.

Learning Objectives

• Use weighted scoring and Pareto comparisons to prioritize design options under competing constraints.
• Estimate costs and benefits to justify a chosen solution using tradeoff reasoning.
• Perform basic sensitivity analysis to understand how changes in assumptions affect decisions.

Learning Objectives

• Explain what a unit rate is and how it relates to ratios.
• Complete and interpret ratio tables by finding missing values.
• Convert between equivalent rates using consistent scaling to get values for a denominator of 1.+ Show more

Learning Objectives

• Explain how matter properties such as density, conductivity, and reactivity influence material selection in energy and insulation applications.
• Compare energy storage and energy delivery by relating chemical energy in batteries to electrical energy flow in circuits.
• Evaluate trade-offs among thermal behavior, environmental impact, and material performance in building-related separation and insulation systems.

Learning Objectives

• Understand the procedures for adding and subtracting integers including signs and magnitudes.
• Apply rules for integer operations in real-world scenarios such as finance and elevation changes.
• Analyze how different rule implementations affect calculation results and interpret outcomes.+ Show more

Learning Objectives

• Explain how life-cycle thinking compares impacts from materials and manufacturing to maintenance and end-of-life disposal.
• Identify trade-offs between different stages of a product’s life cycle (before use, during use, after use).
• Use system-level evaluation to make fair comparisons among design options under real constraints.

Learning Objectives

• Explain how diction, sentence structure, and directness contribute to a writer’s tone
• Identify how connotation and register shape a reader’s perception and mood
• Revise wording to better match a purpose and audience while keeping tone consistent

Learning Objectives

• Explain how forces during a collision relate to changes in momentum (impulse).
• Distinguish elastic and inelastic collisions using conservation of momentum and kinetic energy.
• Predict motion before and after a collision using conservation of linear momentum.

Learning Objectives

• Identify a text’s purpose and describe how it shapes word choice and content.
• Determine the intended audience and explain how audience needs affect tone and formality.
• Revise ideas or wording to better match a new audience and purpose.

Learning Objectives

• Explain how chemical reactions provide evidence that new substances form (color change, precipitate, gas).
• Use the particle model to describe how atoms are conserved and rearranged during chemical reactions.
• Connect conservation of matter to constant mass in a closed system.

Learning Objectives

• Define net force and explain its role in motion
• Identify when forces are balanced or unbalanced
• Describe how net force affects the speed and direction of objects

Learning Objectives

• Explain how community action improves public health through advocacy, awareness, and resource mobilization.
• Identify communication strategies that increase participation and trust in health initiatives.
• Use evidence-based reasoning to propose realistic community actions that support equitable health access.

Learning Objectives

• Explain how forces can change an object’s motion, including starting, stopping, and changing direction
• Describe how net force determines whether an object accelerates and the direction of that acceleration
• Use evidence from real-life examples (pushes, pulls, friction, gravity) to predict changes in motion

Learning Objectives

• Define torque and understand its role in rotational motion.
• Identify the lever arm and understand its significance in levers.
• Explain the concept of rotational equilibrium and conditions for balance.+ Show more

Learning Objectives

• Explain how DNA sequence information is used to produce proteins and how proteins help determine observable traits.
• Describe the roles of genes, coding sequences, transcription, and translation in the inheritance of traits.
• Model how mutations (point mutations and frameshifts) can change amino acid sequences and affect protein function.+ Show more

Learning Objectives

• Describe how energy moves through trophic levels in an ecosystem.
• Explain why energy decreases as it transfers from producers to consumers.
• Use food web ideas to predict how changes in one species can affect other trophic levels.

Learning Objectives

• Understand factors influencing population change such as birth rates, death rates, immigration, and emigration.
• Identify patterns of population increase, stability, or decline.
• Explain how reproductive strategies, age structure, and resource availability affect growth rates.+ Show more

Learning Objectives

• Understand and interpret linear inequalities in algebraic and graphical forms.
• Apply linear inequalities to solve real-world problems such as budgeting and measurements.
• Compare and contrast different representations of inequalities to determine solution regions.+ Show more

Learning Objectives

• Understand the principles of momentum exchange during collisions.
• Differentiate between elastic and inelastic collisions based on energy conservation.
• Apply the concept of impulse to analyze velocity changes in colliding objects.+ Show more

Learning Objectives

• Identify the major parts of the respiratory system
• Understand the functions of the respiratory organs
• Explain how gas exchange occurs in the lungs+ Show more

Learning Objectives

• Identify claims and reasons within persuasive texts.
• Analyze how authors use evidence to support their arguments.
• Differentiate between facts and opinions in persuasive writing.+ Show more

Learning Objectives

• Distinguish primary succession from secondary succession and give an example of each
• Explain how species traits and dispersal ability influence which organisms appear first during succession
• Describe how disturbances affect the timing and pathways of ecological succession+ Show more

Learning Objectives

• Distinguish denotation (literal meaning) from connotation (implied emotional meaning).
• Analyze how word choice and near-synonyms affect tone and a reader’s reaction.
• Explain how figurative language reshapes meaning beyond the dictionary definition.

Learning Objectives

• Understand the relationship between matter, energy, and material selection in engineering.
• Evaluate the trade-offs among density, conductivity, reactivity, and thermal behavior of materials.
• Compare chemical energy storage with electrical energy delivery systems such as batteries.+ Show more

Learning Objectives

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