Science Worksheets

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.

Learning Objectives

• Understand the vector nature of forces and how to determine net force.
• Explain Newton’s three laws of motion and their applications.
• Represent forces using free-body diagrams and analyze interactions.+ Show more

Learning Objectives

• Explain how atomic radius varies across periods and down groups
• Understand the factors affecting atomic size
• Relate atomic radius trends to element properties and reactions

Learning Objectives

• Explain how modeling or prototyping creates tangible representations for testing.
• Identify types of evidence used to evaluate prototypes, such as performance metrics.
• Describe how evidence links observable results to success criteria in engineering design.+ Show more

Learning Objectives

• Explain how inherited traits are transmitted through genetic mechanisms.
• Describe the process of meiosis and how it contributes to genetic variation.
• Identify sources of genetic diversity such as chromosome combinations and mutations.+ Show more

Learning Objectives

• Explain how earthquakes form at faults due to stress buildup and sudden slip
• Describe how P-waves, S-waves, and surface waves travel and affect Earth’s crust
• Differentiate epicenter location, magnitude, and intensity when interpreting seismic hazards

Learning Objectives

• Explain how photosynthesis provides carbon-based molecules that plants use to build new tissues.
• Describe how plant growth increases biomass by incorporating atoms from carbon dioxide and other inputs into cells.
• Distinguish between the roles of carbohydrates, proteins, and fats in plant structure and living systems.

Learning Objectives

• Explain what invasive species are and how they enter communities.
• Describe the ways invasive species disrupt native ecosystems.
• Identify the impacts of invasive species on energy transfer and nutrient cycles.+ Show more

Learning Objectives

• Understand the principles of relative dating such as superposition, original horizontality, and cross-cutting relationships.
• Identify key features like fossils, unconformities, and intrusions as markers for correlating rock layers.
• Analyze stratigraphic data to interpret the sequence of Earth's geological events.+ Show more

Learning Objectives

• Identify the main claim in a passage about evolutionary change.
• Explain how natural selection and genetic variation interact.
• Distinguish mutation, genetic drift, and gene flow as sources of genetic change.

Learning Objectives

• Understand how mutations introduce genetic variation.
• Identify the role of mutation in evolution.
• Recognize the potential effects of mutations on species adaptation.

Learning Objectives

• Define work in physics and understand when work is done.
• Calculate the amount of work done based on force and displacement.
• Explain the concept of power as the rate of energy transfer.+ Show more

Learning Objectives

• Understand the basic concept of natural selection.
• Identify how heritable traits influence survival and reproduction.
• Recognize examples of adaptation driven by natural selection.+ Show more

Learning Objectives

• Understand how adaptations improve survival and reproduction in specific environments
• Recognize examples of tradeoffs associated with adaptive traits
• Explain how environmental conditions influence the utility of certain traits+ Show more

Learning Objectives

• Interpret performance test data to identify design weaknesses.
• Understand how design modifications can enhance performance.
• Connect test results to specific design changes and constraints.

Learning Objectives

• Explain how current, voltage, and resistance relate in a closed circuit
• Apply Ohm’s law to predict changes in circuit behavior
• Predict how series and parallel connections affect total current and voltage drops

Learning Objectives

• Understand the fundamental SI units used in scientific measurements.
• Learn how calibration ensures measurement accuracy and precision.
• Identify sources of systematic and random errors in measurements.+ Show more

Learning Objectives

• Understand the basic components of a lever
• Identify levers in everyday objects
• Explain how levers make work easier+ Show more

Learning Objectives

• Explain how runoff, erosion, and deposition can rapidly change Earth’s surface after heavy rainfall
• Describe how storms can reshape coastal landforms such as dunes and beaches
• Identify examples of sudden and gradual surface changes caused by earthquakes and volcanic activity

Learning Objectives

• Explain how chemical energy in food is transformed to power life processes in organisms.
• Describe energy transfer and the idea that energy changes form rather than being created or destroyed in the body.
• Connect chemical bond breaking to energy release and cellular work.+ Show more

Learning Objectives

• Define displacement, speed, velocity, and acceleration for motion along one axis and interpret their signs.
• Use kinematic relationships to solve problems involving constant acceleration, including free fall and uniformly accelerated motion.
• Distinguish between average and instantaneous values of velocity and acceleration using correct mathematical notation.

Learning Objectives

• Explain how energy transfer during phase changes affects particle arrangement and motion
• Differentiate melting, freezing, evaporation, and condensation in terms of what happens to particles
• Identify which phase change involves energy being absorbed versus energy being released