Grade 7 Science Worksheets

Learning Objectives

• Interpret variability and measures of central tendency in data sets.
• Analyze graphical representations such as box plots and histograms for spread and reliability.
• Calculate and compare mean, median, and range to assess data distribution.+ Show more

Learning Objectives

• Describe how different magma compositions influence the types of volcanic landforms.
• Identify various volcanic landforms and their formation processes.
• Explain the tectonic settings where volcanic activity occurs, such as subduction zones and hotspots.+ Show more

Learning Objectives

• Understand measurement precision and how to estimate uncertainty.
• Learn to select appropriate measurement instruments for accurate observations.
• Apply proper calibration techniques to balances and graduated cylinders.+ Show more

Learning Objectives

• Describe the basic components of an atom: protons, neutrons, and electrons.
• Explain how atomic number and mass number define an element and its isotopes.
• Relate atomic structure to periodic trends and chemical formulas.+ Show more

Learning Objectives

• Distinguish between quantitative and qualitative observations in scientific inquiry.
• Identify appropriate metric units and instruments for measuring length, mass, and volume.
• Recognize sources of error in scientific data collection and how to minimize them.+ Show more

Learning Objectives

• Describe the processes involved in atmospheric energy transfer and convection.
• Identify large-scale circulation patterns such as Hadley cells, jet streams, and pressure systems.
• Explain how air mass movement influences weather variability and climate.+ 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

• Identify and manage variables within controlled scientific experiments.
• Understand strategies for randomization, blocking, and replication in experiments.
• Apply systematic methods to control confounding influences in scientific testing.+ Show more

Learning Objectives

• Identify physical and chemical properties used to evaluate materials for applications.
• Understand how properties like corrosion resistance, hardness, melting point, solubility, and reactivity influence material suitability.
• Match material properties to specific application requirements to minimize unwanted chemical changes.

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

• 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

• 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 structure and function of DNA molecules and chromosomes.
• Describe how genes encode traits and how inheritance occurs through chromosome segregation.
• Understand the processes of gamete formation and how DNA is inherited from both parents.+ 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

• Understand how the particle model explains the behavior of matter.
• Describe how chemical changes involve breaking and forming bonds between particles.
• Explain the conservation of mass during chemical reactions using the particle model.+ Show more

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

• Understand the core principles of Newton's three laws of motion.
• Explain how force and mass affect motion using real-world examples.
• Identify examples of inertia, acceleration, and action–reaction pairs in everyday systems.+ 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

• 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

• Observe and compare plant epidermis, animal epithelial tissue, and protist cells under a microscope.
• Identify cell boundaries such as plasma membranes and cell walls in different types of cells.
• Distinguish between unicellular and multicellular organization using examples like onion epidermis and protists.

Learning Objectives

• Explain the purpose of systems modeling in understanding complex interactions.
• Identify different types of system diagrams and their use cases.
• Describe the importance of scaling and assumptions in modeling systems.+ 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 physical and chemical properties that influence reactions.
• Identify patterns that predict whether substances will undergo chemical changes.
• Use property trends to anticipate reaction products and energy changes.+ 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

• Describe the basic structure and components of a cell.
• Identify functions of key organelles within cells.
• Explain how cell structure reflects its function in living organisms.+ 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 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 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

• 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 what a physical change is and how it differs from a chemical change.
• Identify common examples of physical changes in everyday life.
• Describe properties that may change during a physical change without altering composition.+ Show more

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

• Explain how energy transfers through different organisms in a food web.
• Identify primary producers, consumers, and decomposers in regional ecosystems.
• Describe the impact of changes in species populations on ecological stability.+ Show more

Learning Objectives

• Describe the functions of the cell membrane in regulating substance movement.
• Differentiate between passive and active transport mechanisms.
• Explain the roles of membrane proteins in maintaining ion balances and facilitating transport.+ 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

• Understand the main mechanisms that lead to speciation and biodiversity.
• Identify examples of reproductive barriers, geographic separation, and adaptive radiation.
• Explain how various factors influence the formation of new species over time.+ 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

• 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 role of traditional ecological knowledge in environmental awareness.
• Identify examples of land stewardship and species observation in Indigenous contexts.
• Explore how oral histories and place-based knowledge contribute to ecological understanding.+ 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

• Explain qualitatively how pressure, volume, and temperature of gases are interrelated.
• Describe phenomena such as diffusion and compressibility in gases.
• Relate macroscopic observations like pressure changes under applied force and confinement.+ Show more

Learning Objectives

• Describe how heat energy moves through conduction, convection, and radiation.
• Relate energy transfer mechanisms to phenomena such as thermal conductivity differences, convective currents, and radiant heating.
• Explain the relationship between temperature gradients, specific heat, and phase changes in matter.

Learning Objectives

• Understand how sedimentary layers and fossils record Earth's history.
• Describe processes like lithification, metamorphism, and magmatism.
• Explain relative and absolute dating techniques, including index fossils and radiometric decay.+ 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

• Describe the distribution and types of natural resources such as freshwater, minerals, and soil.
• Explain processes of groundwater flow, aquifer recharge, and soil formation.
• Differentiate between renewable and nonrenewable resources and their geologic settings.+ Show more

Learning Objectives

• Understand Earth's internal layering and the properties of each layer.
• Interpret seismic wave behavior as evidence for Earth's internal structure.
• Describe the processes of mantle convection and heat transfer within Earth.+ Show more

Learning Objectives

• Understand how energy flows within mechanical and industrial systems.
• Identify different energy transformation processes and their efficiency.
• Interpret energy flow diagrams and Sankey representations for system analysis.+ 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