Science Worksheets

Learning Objectives

• Understand how DNA, RNA, and protein sequences are used to infer evolutionary relationships.
• Describe the process and importance of sequence alignment in molecular phylogeny.
• Explain how models of molecular evolution help estimate divergence times.+ Show more

Learning Objectives

• Use Avogadro’s number and molar mass to convert between moles and particles for a substance.
• Convert between grams and moles using molar mass and apply consistent units.
• Relate gas volume at standard conditions to moles using the molar gas volume.+ Show more

Learning Objectives

• Evaluate scientific explanations by checking assumptions, logical reasoning, and the quality of evidence.
• Distinguish correlation from causation and judge how strong evidence is for a claim.
• Identify limitations of data, models, and methods, including possible alternative hypotheses.

Learning Objectives

• Explain how energy can change form (chemical, electrical, mechanical, radiant) in common devices
• Identify major loss channels such as unwanted thermal output and frictional dissipation
• Use efficiency and power ideas to compare how well systems convert input energy into useful output

Learning Objectives

• Analyze a complex mechanical situation by identifying internal forces, external forces, and which forces change motion.
• Use Newton’s laws and net force ideas to predict acceleration and changes in velocity for interacting bodies.
• Account for how energy transfers and dissipates across system components during an event.

Learning Objectives

• Explain the roles of ammeters and voltmeters in describing current and voltage in circuits
• Use the units amperes (A) and volts (V) to interpret instrument readings
• Predict ideal instrument behavior and expected readings in series and parallel configurations+ Show more

Learning Objectives

• Explain how thermal energy moves from warmer objects to cooler ones using models of heat transfer
• Differentiate conduction, convection, and radiation as three ways heat can travel
• Use temperature differences to predict the direction of heat transfer in everyday situations+ Show more

Learning Objectives

• Evaluate adaptation options by comparing hazards, costs, and benefits
• Explain how policy and governance choices affect equity and long-term resilience
• Identify how uncertainty in hazard projections influences planning decisions

Learning Objectives

• Define homeostasis and explain its importance in maintaining internal stability.
• Identify the main body systems involved in homeostasis.
• Describe how feedback mechanisms help regulate internal conditions.+ Show more

Learning Objectives

• Explain how reproductive isolation prevents gene flow and leads to distinct lineages.
• Compare allopatric, sympatric, and peripatric speciation using specific barrier or selection scenarios.
• Evaluate evidence for ecological and geographic drivers of diversification, including examples from Alberta.+ Show more

Learning Objectives

• Explain how electric charge and current relate to electric and magnetic fields
• Describe how changing electromagnetic fields can produce electromagnetic waves
• Connect the electromagnetic spectrum to visible light and radio waves+ Show more

Learning Objectives

• Explain how finite and renewable natural resources shape ecosystem dynamics and human population growth.
• Analyze tradeoffs in resource availability, including land use, infrastructure needs, and risk shifting.
• Use case-based evidence (freshwater stress, mineral extraction, fisheries management, soil quality) to support claims.+ Show more

Learning Objectives

• Explain how biodiversity helps ecosystems stay stable after disturbances.
• Describe how overlapping species roles can buffer the impacts of species declines.
• Identify examples of disturbances that reduce biodiversity and increase ecosystem vulnerability.

Learning Objectives

• Identify and describe the different types of plate boundaries.
• Understand the mechanisms driving plate movements such as mantle convection and slab pull.
• Recognize geological features and phenomena resulting from plate interactions.+ Show more

Learning Objectives

• Explain key molecular techniques used in biotechnology, such as PCR, gel electrophoresis, DNA sequencing, and CRISPR.
• Identify various applications of biotechnology in medicine, agriculture, forensic science, and synthetic biology.
• Discuss ethical, legal, and societal considerations related to biotech innovations.+ Show more

Learning Objectives

• Describe the factors that influence reaction rates, including concentration, temperature, and molecular orientation.
• Explain the collision theory and the concept of activation energy in relation to reaction progress.
• Understand how rate laws are determined and how they describe the dependence of reaction rate on concentration.+ Show more

Learning Objectives

• Understand the concept of static electricity and how it arises from charge imbalance on surfaces.
• Identify everyday examples of static electricity, especially in dry conditions.
• Differentiate static electricity from current electricity based on origin, mobility, and effects.+ Show more

Learning Objectives

• Understand how mathematical and computational models are used to predict system behaviors in engineering.
• Identify key principles such as conservation laws, reaction kinetics, and energy transfer in system modeling.
• Analyze the importance of predictions for safety, feasibility, and design optimization in engineering contexts.+ Show more

Learning Objectives

• Explain how stratigraphic columns summarize vertical sequences of rock layers and depositional history.
• Interpret depositional environments using lithology, fossil content, and sedimentary structures.
• Describe how correlation and unconformities help reconstruct geologic time and past environments.

Learning Objectives

• Explain the difference between weather and climate using examples of short-term and long-term observations
• Identify factors that influence typical weather conditions, including solar energy, air-mass movement, and land and ocean features
• Interpret how temperature and precipitation records can show both variability and long-term trends

Learning Objectives

• Explain how photosynthesis converts light energy into chemical energy stored in sugars
• Identify the inputs and outputs of photosynthesis and describe where the process happens
• Connect photosynthesis to how matter and energy move through food chains

Learning Objectives

• Explain Newton’s first law using the ideas of inertia and net external force
• Predict how motion changes when net force is zero versus nonzero
• Apply Newton’s first law to everyday situations such as starting, stopping, and sliding+ Show more

Learning Objectives

• Explain how crossing over, independent assortment, and random fertilization contribute to genetic variation within populations.
• Describe how mutations and gene flow add or introduce alleles into populations.
• Connect genetic variation to the ability of natural selection to change population traits over time.

Learning Objectives

• Understand the predator-prey relationship and its role in maintaining ecological balance.
• Identify functional responses of predators to prey availability.
• Recognize the importance of refuges and compensatory mechanisms for prey survival.+ Show more

Learning Objectives

• Explain how climate differs from weather using long-term patterns and averages
• Identify major climate factors such as latitude, altitude, ocean distance, ocean currents, and prevailing winds
• Use evidence from climate comparisons to describe why different ecosystems occur in different regions+ Show more

Learning Objectives

• Explain the concept of homeostasis and its role in human physiology.
• Identify the key components involved in maintaining internal stability.
• Describe feedback mechanisms that regulate body temperature and blood glucose.+ Show more

Learning Objectives

• Understand the processes involved in the water cycle including evaporation, condensation, precipitation, infiltration, runoff, and groundwater flow.
• Explain how the water cycle influences weathering and erosion processes on land surfaces.
• Identify the connection between hydrologic fluxes and observable environmental effects such as soil development and sediment transport.

Learning Objectives

• Explain how Earth’s rotation causes day and night
• Describe how different sides of Earth face the Sun during its spin
• Recognize that the daily cycle is caused by Earth’s motion, not the Sun’s motion+ Show more

Learning Objectives

• Identify temperature, precipitation, and wind as key daily weather observations
• Use weather words to describe conditions for different days
• Compare daily weather data to find simple patterns over several days+ Show more

Learning Objectives

• Explain how warm temperatures can increase evaporation and water vapor in the air
• Describe how cooling air can cause condensation and the formation of clouds
• Identify how precipitation happens when cloud droplets combine and become heavy+ Show more

Learning Objectives

• Explain how Earth’s daily rotation causes day and night.
• Describe how the Sun’s position in the sky changes across the year.
• Connect seasonal changes to differences in day length at a location.+ Show more

Learning Objectives

• Compare rocks and soil using appearance and physical properties
• Describe how particle size and organic matter affect soil
• Explain how rocks break and how soil forms over time+ Show more

Learning Objectives

• Identify properties of rocks and soil that make them useful in different places
• Explain why a material is chosen for a specific human or environmental use
• Compare how rocks and soil behave in simple situations

Learning Objectives

• Identify common simple machines and describe what each one changes about force or direction of motion
• Compare effort and force needs for different simple machines such as levers, pulleys, and inclined planes
• Use information about a machine to predict how it helps people do work

Learning Objectives

• Identify examples of melting, freezing, evaporation, and condensation in everyday situations
• Describe how heating and cooling connect to changes between solid, liquid, and gas states of water
• Explain that the same material can appear in different states based on temperature+ Show more

Learning Objectives

• Describe how an organism’s growth can change its survival needs.
• Explain how young animals and adult animals may require different resources.
• Identify examples of changing behaviors as organisms develop.

Learning Objectives

• Describe how a habitat provides shelter, food, and water to living things
• Identify habitat features in forests, ponds, and fields that help organisms survive
• Explain how overlapping needs in the same habitat can lead to interactions between organisms+ Show more

Learning Objectives

• Identify the main stages of metamorphosis: egg, larva, pupa, and adult.
• Explain how body form changes during metamorphosis to fit different needs.
• Describe how adult animals may require different resources than larvae.+ Show more

Learning Objectives

• Identify common life cycle stages for plants and animals
• Explain how needs can change as an organism grows from one stage to the next
• Describe how life cycles help populations continue from one generation to the next+ Show more

Learning Objectives

• Identify the basic resources plants need to live and grow.
• Identify the basic resources animals need for energy, respiration, and protection.
• Match plant and animal structures to the needs they help meet.

Learning Objectives

• Explain how predators depend on prey for food in an ecosystem.
• Describe how changes in prey numbers can affect predator survival.
• Identify how habitat and plant life support prey and shelter animals.+ Show more

Learning Objectives

• Sequence the main stages in a plant life cycle from seed to adult plant.
• Explain how water and air help early germination and root growth.
• Describe how light supports energy-making and leaf growth as the plant develops.+ Show more

Learning Objectives

• Describe how plants and animals are connected in a simple ecosystem
• Explain how habitat conditions affect which organisms can survive
• Identify predator-prey relationships and how they depend on shared habitats+ Show more

Learning Objectives

• Use a two-step classification rule to group organisms based on observable traits.
• Identify which trait to check next when classifying an unknown organism.
• Explain how classification rules create clear categories for comparing organisms.

Learning Objectives

• Explain that sound is made by vibrating objects
• Describe how a vibrating object transfers energy to a medium that carries sound
• Identify examples of sound sources such as stretched strings and struck surfaces+ Show more

Learning Objectives

• Explain how light appears to travel in straight lines in everyday situations
• Describe how blocks and openings change where light can reach
• Use simple evidence to predict which areas will be brighter or darker

Learning Objectives

• Explain how thermal energy changes matter’s state (solid, liquid, gas)
• Identify melting, freezing, evaporation, and condensation as state changes
• Describe how a sample’s shape and volume can change when it changes state+ Show more

Learning Objectives

• Sort everyday materials using more than one property at a time.
• Use evidence from mass, volume, texture, and shape-keeping to compare materials.
• Explain how two different properties together can show how materials are distinct.