Science Worksheets

Learning Objectives

• Understand how extraction activities like mining and drilling affect soil, water, and air quality.
• Identify the environmental consequences of land modification and resource production.
• Evaluate the trade-offs between economic benefits and environmental resilience.+ Show more

Learning Objectives

• Calculate average speed for trips with multiple legs using total distance and total time.
• Explain how slower segments affect overall average speed in nonuniform motion.
• Use segmental thinking (distance-time pairs) to justify an average-speed result.

Learning Objectives

• Understand the concept of energy profiles for chemical reactions.
• Identify exothermic and endothermic reactions from energy diagrams.
• Describe the significance of activation energy and transition states.+ Show more

Learning Objectives

• Understand the basic components of electric circuits.
• Explain the concepts of current, voltage, and resistance.
• Apply Ohm’s Law to simple circuits.+ Show more

Learning Objectives

• Understand how gas particles move and collide.
• Explain the relationship between particle motion, pressure, and temperature.
• Describe how temperature affects the speed of gas particles.+ Show more

Learning Objectives

• Explain how the geosphere, hydrosphere, atmosphere, and biosphere interact through matter and energy transfer
• Describe how landform change and erosion affect sediment transport and waterway conditions
• Use systems thinking to trace cause-and-effect pathways across Earth’s spheres over time

Learning Objectives

• Identify sources of molecular variation in populations
• Interpret allele frequency data to understand genetic diversity
• Connect molecular variation with population structure and evolution

Learning Objectives

• Explain how genotype and phenotype relate using dominance and recessiveness
• Use Punnett-square reasoning to predict offspring probabilities for autosomal inheritance
• Analyze inheritance patterns for sex-linked traits and interpret carrier states

Learning Objectives

• Define saturation and supersaturation in liquids.
• Identify examples of saturation in everyday life.
• Explain the process of phase change between dissolved and solid states.+ Show more

Learning Objectives

• Understand the differences between mixtures and compounds.
• Identify unique properties of mixtures and compounds.
• Learn how to distinguish between physical and chemical changes.

Learning Objectives

• Describe major types of robotic space missions (flyby, orbiter, lander, and sample-return) and what each can accomplish.
• Explain how engineering constraints such as distance and communication delay affect mission design and operations.
• Connect mission design choices (gravity assists, propulsion, instrumentation, and data return) to the types of measurements collected.

Learning Objectives

• Summarize how habitat alteration, pollution, resource extraction, and non-native species can change ecosystems.
• Explain how human impacts can affect species composition, ecosystem functions, and long-term resilience.
• Identify stewardship principles such as mitigation, habitat protection, restoration priorities, and evidence-based monitoring.

Learning Objectives

• Explain how competition, predation, and symbiosis affect survival and reproduction in ecosystems
• Distinguish mutualism from parasitism and describe long-term effects on species populations
• Analyze how ecological interactions can regulate community composition over time

Learning Objectives

• Describe how mRNA, tRNA, and rRNA differ in structure and function during protein synthesis.
• Explain how uracil in RNA allows complementary base pairing during transcription.
• Connect codons, anticodons, and amino acids to the translation of genetic information into polypeptides.

Learning Objectives

• Identify different trophic levels in ecosystems.
• Describe how energy flows between trophic compartments.
• Interpret simple flow diagrams used in trophic modeling.+ Show more

Learning Objectives

• Identify key components of mechanical systems such as bicycles, bridges, and engines.
• Explain how forces, motion, and energy transfer work together in these systems.
• Analyze simple problems involving net force, kinematics, and energy comparisons.+ Show more

Learning Objectives

• Explain how scientists turn explanations into testable predictions that can be checked with observations.
• Identify evidence that supports or conflicts with a model and describe how mismatches lead to refining assumptions.
• Use measurement criteria and uncertainty language to evaluate results and compare predictions to new data.

Learning Objectives

• Use Lewis structures and VSEPR models to predict molecular geometry and approximate bond angles for covalent molecules.
• Explain how hybridization and orbital overlap influence bond angles and bond strengths in molecular structures.
• Connect resonance structures to observed bond order, spectroscopic features, and typical reactivity patterns.+ Show more

Learning Objectives

• Identify physical and chemical properties of matter using observable and measurable evidence.
• Explain how properties help classify substances under consistent conditions.
• Use everyday examples (ice, sand, iron) to connect properties to identification.

Learning Objectives

• Explain how test data can show whether a design meets success criteria.
• Describe specific design changes and connect each change to evidence from results.
• Justify revisions while considering constraints such as safety, available materials, and cost.

Learning Objectives

• Understand the difference between exothermic and endothermic reactions.
• Identify signs of energy transfer during chemical and physical changes.
• Recognize how bond breaking and formation relate to energy exchange.+ Show more

Learning Objectives

• Use quantitative and qualitative criteria to compare competing engineering design solutions.
• Explain how life-cycle cost, manufacturability, and environmental impact affect design choices.
• Apply uncertainty and sensitivity reasoning when ranking alternatives using documented assumptions.+ Show more

Learning Objectives

• Understand what habitats and niches are
• Identify different types of habitats
• Explain how niches influence species interactions+ Show more

Learning Objectives

• Explain how multiple molecular and cellular processes create heritable genetic variation.
• Describe how changes in DNA sequence and chromosome structure can affect gene expression and proteins.
• Connect individual genetic changes to population-level variation and shifts in allele frequencies.

Learning Objectives

• Define density as mass per unit volume and identify appropriate SI units.
• Use density comparisons to predict whether objects will float or sink in water.
• Explain relative density and specific gravity as comparisons to water.

Learning Objectives

• Interpret position–time graphs to determine an object's motion.
• Understand how the slope of graphs relates to velocity and acceleration.
• Identify key features of motion from graphical representations.+ Show more

Learning Objectives

• Understand the conventions used in scatter plots and other graphical representations.
• Interpret data relationships and trends within different types of graphs.
• Assess graph fit qualitatively and quantitatively.+ Show more

Learning Objectives

• Understand the ecological, economic, and health implications of genetic technologies.
• Identify potential risks such as gene flow, resistance development, and market impacts.
• Evaluate benefits including therapeutic opportunities and ecological advancements.+ Show more

Learning Objectives

• Explain how climate patterns differ from day-to-day weather and how long-term data helps describe climate.
• Identify factors that influence climate, including latitude, ocean proximity, and prevailing winds.
• Use climate pattern ideas to predict how ecosystems may be affected by changing water availability and seasonal timing.

Learning Objectives

• Explain how root systems provide anchorage, water and nutrient uptake, and storage
• Describe how different root adaptations (lateral roots and taproots) help trees survive in different environments
• Summarize how mycorrhizal fungi improve absorption and drought resilience+ Show more

Learning Objectives

• Explain how chloroplasts capture light energy and use it to help make energy-rich molecules during photosynthesis.
• Describe where photosynthesis steps happen inside chloroplast structures (thylakoids and stroma).
• Connect how carbon dioxide is used to form sugars and how chloroplasts relate to cellular respiration and energy balance.

Learning Objectives

• Define morphological, physiological, and behavioral adaptations.
• Explain how adaptations enhance survival and reproduction.
• Identify examples of different adaptation types in animals and plants.+ Show more

Learning Objectives

• Understand the conservation of matter in chemical reactions
• Identify reactants and products in chemical equations
• Learn the importance of balancing chemical equations+ Show more

Learning Objectives

• Explain how carbon moves between living things and the environment through processes such as photosynthesis, respiration, and decomposition
• Identify producers, consumers, and decomposers in the carbon cycle and describe their roles
• Use evidence from carbon flow to reason about long-term ecosystem functioning

Learning Objectives

• Explain how kinematics, net-force reasoning, and energy considerations work together to predict complex motion.
• Use force balance and energy ideas to determine acceleration and changes in speed during braking.
• Interpret how graphs and equations combine to estimate stopping distance under varying conditions.

Learning Objectives

• Understand the structure and functions of epithelial tissue
• Identify major tissue types: epithelial, connective, muscle, nervous
• Describe cellular components and extracellular matrix in tissues+ Show more

Learning Objectives

• Describe the stages of the water cycle and how they are connected.
• Explain the role of energy from the Sun and gravity in driving the water cycle.
• Identify the processes involved in water movement through Earth's systems.+ Show more

Learning Objectives

• Explain how porosity and permeability affect groundwater storage and flow in aquifers.
• Compare confined and unconfined aquifers in terms of recharge, pumping response, and pressure changes.
• Describe how wells, contamination sources, and over-extraction can affect water tables, baseflow, and land subsidence.+ Show more

Learning Objectives

• Distinguish between conduction, convection, and radiation as three ways thermal energy transfers.
• Explain that thermal energy flows from warmer objects to cooler objects.
• Describe, in a basic way, how electrical energy can be transferred through wires.+ Show more

Learning Objectives

• Understand the VSEPR model for predicting molecular shapes
• Identify various molecular geometries based on electron pair arrangements
• Explain how lone pairs influence molecular shape+ Show more

Learning Objectives

• Describe the concept of hybridization of atomic orbitals.
• Identify different types of hybrid orbitals (sp, sp2, sp3).
• Explain how hybrid orbitals help predict molecular geometry.+ Show more

Learning Objectives

• Understand how to critically evaluate scientific explanations and evidence.
• Identify logical fallacies, correlations, and limitations in data and models.
• Distinguish between causation and correlation in explanations.+ Show more

Learning Objectives

• Explain how greenhouse gas, volcanic, solar, and land-surface changes affect climate through radiative forcing.
• Use basic energy-balance ideas to compare the relative magnitude and timing of different climate drivers.
• Describe key feedbacks (ice-albedo and water vapor) and how uncertainty is quantified in climate projections.

Learning Objectives

• Interpret temperature, precipitation, and storm-frequency data to identify long-term climate trends.
• Distinguish between short-term weather events and longer-term climate variability using evidence.
• Explain how El Niño and La Niña can shift rainfall patterns and influence climate indicators.

Learning Objectives

• Explain how units like astronomical units (AU) and light-years are used to describe distance in and beyond the solar system.
• Use angular size and brightness ideas to reason about distance and intrinsic power.
• Describe how scale supports models of motion and helps organize the universe’s structure from planets to galaxies.

Learning Objectives

• Identify the main functions of the nucleus and mitochondria
• Understand how organelles work together to support cellular activities
• Describe the structural features that enable organelles to perform their functions+ Show more

Learning Objectives

• Explain how ionic crystal lattice structures and coordination number influence properties of ionic solids.
• Relate Coulombic attractions and lattice energy to melting point and electrical conductivity in solid vs. molten states.
• Use ion charge and ionic radius trends to predict how lattice energy affects solubility and melting point among salts.

Learning Objectives

• Explain how entropy relates to the dispersal of energy and the number of accessible microstates.
• Use Gibbs free energy to predict spontaneity under constant temperature and pressure.
• Connect changes in Gibbs free energy to equilibrium constants and chemical composition at equilibrium.