Grade 4 Science Worksheets

Learning Objectives

• Explain the difference between mass and volume as measurable properties of matter
• Identify appropriate units and tools used to measure mass and volume
• Compare properties across different samples, including how shape can change volume without changing mass

Learning Objectives

• Describe how wind erosion moves and removes fine particles from exposed land.
• Explain how moving water erodes land during storms by carrying soil and reshaping streambanks and slopes.
• Compare solutions that reduce wind erosion with solutions that manage water flow and impact.

Learning Objectives

• Identify how water, ice, wind, and vegetation contribute to weathering and erosion.
• Match specific weathering agents to the landforms they commonly create.
• Compare relative rates of sediment transport and landscape change in different conditions.

Learning Objectives

• Explain how human activities can affect Earth systems (land, water, air, and living things).
• Describe solution strategies that reduce harmful impacts, such as reducing waste and preventing contamination.
• Apply cause-and-effect reasoning to predict how certain actions can lessen pollution and protect ecosystems.

Learning Objectives

• Describe how long-term climate patterns differ from day-to-day weather.
• Identify factors that influence temperature and precipitation in different regions.
• Compare regions using common climate characteristics such as average temperature and seasonal change.+ Show more

Learning Objectives

• Explain how plant structures such as stems and leaves support growth over time
• Describe how animal structures such as skeletons and muscles enable movement as organisms develop
• Connect changes in body structures to improved survival behaviors

Learning Objectives

• Explain how Earth’s rotation affects day and night.
• Describe how Earth’s position relative to the Sun supports predictable patterns of light and warmth.
• Summarize how the Moon’s orbit causes changes in the amount of its sunlit side we see.+ Show more

Learning Objectives

• Define independent variable, dependent variable, and controlled (fixed) variables in a science investigation.
• Explain why keeping background conditions consistent makes experimental results more reliable.
• Identify which variable should be changed and which variables should be kept the same in an experiment plan.

Learning Objectives

• Explain why scientific claims become credible when supported by evidence.
• Use scientific language to describe a claim, the evidence, and how patterns were interpreted.
• Describe how methods and uncertainties affect the trustworthiness of results.

Learning Objectives

• Explain that energy can change form in devices while following the conservation of energy
• Identify input and output energy forms in common examples such as batteries, motors, and bulbs
• Describe common energy losses as heat and how efficiency affects what you observe

Learning Objectives

• Explain how weather describes short-term conditions in the atmosphere using temperature, precipitation, wind, and cloud cover.
• Identify weather patterns by comparing observations across days and weeks.
• Use weather data to distinguish typical variation from longer-term trends.+ Show more

Learning Objectives

• Identify how food, water, oxygen, and suitable temperatures support growth and development over time
• Explain how unmet needs can delay or stunt growth
• Describe how habitat features can affect growth in some organisms

Learning Objectives

• Explain how observable traits can be used to group living things into classifications.
• Use multiple traits as evidence to support a consistent classification.
• Differentiate between traits that are used for classification and changes that may happen over time or due to environment.

Learning Objectives

• Explain how recorded test results can guide design improvements using evidence
• Identify patterns in outcome measures when features change (surface texture, length, or support placement)
• Use data to decide what revision is likely to improve performance+ Show more

Learning Objectives

• Explain how water changes form (liquid, vapor, and ice) and how that relates to clouds and precipitation.
• Describe how temperature affects how much water vapor air can hold and how weather changes season to season.
• Use evidence from a text to identify main ideas about moisture, cloud formation, and precipitation.

Learning Objectives

• Describe evaporation as a liquid changing into a gas when liquid particles escape into the air.
• Explain condensation as a gas changing into a liquid when it cools on a surface.
• Relate evaporation and condensation to everyday observations like puddles drying and water drops forming on cold objects.+ Show more

Learning Objectives

• Identify the basic survival needs of living things, including water, air/gases, food (energy), and suitable conditions like temperature and shelter.
• Explain how limited resources affect an organism’s behavior, growth, or stress level.
• Use evidence from a text to determine main ideas and to answer questions about survival needs.

Learning Objectives

• Explain how testing results provide evidence about whether a solution works as expected
• Use recorded observations to identify patterns across multiple test attempts
• Describe how testing outcomes lead to specific improvements in a design

Learning Objectives

• Explain how differences in particle size, solubility, and state-change ability determine a separation method for mixtures.
• Choose an appropriate separation approach based on mixture observations such as appearance and whether components dissolve.
• Use evidence from a scenario to justify why a particular separation method works.

Learning Objectives

• Explain how energy moves through an ecosystem using producers and consumers in a food chain.
• Use arrows to describe feeding relationships in a food chain.
• Predict how changes in one organism population can affect other organisms connected by feeding relationships.

Learning Objectives

• Identify a science/engineering problem by stating what needs to be solved and how success will be measured.
• List realistic constraints (such as materials, cost, and size) for a design challenge.
• Use criteria and constraints to choose an achievable goal before generating a solution.

Learning Objectives

• Plan a fair test by changing only one variable at a time while keeping other conditions the same.
• Collect and record quantitative results during trials using measurements such as load, time, and displacement.
• Interpret test outcomes to identify failure modes and decide what design change to make next.+ Show more

Learning Objectives

• Explain how strings change pitch using length, tension, and mass per unit length
• Describe how wind instruments change pitch using effective air-column length and opening patterns
• Connect percussion pitch and tone to size, tension, and material stiffness+ Show more

Learning Objectives

• Explain how amplitude relates to sound volume (loudness) using simple observations.
• Describe how pitch relates to how fast an object vibrates.
• Use distance to predict how clearly a sound can be heard.

Learning Objectives

• Explain how common energy sources (coal, oil, natural gas, wind, and sunlight) are derived from natural resources.
• Describe how energy production and use can affect air and water quality, habitats, and ecosystems.
• Compare trade-offs between fossil fuels and renewable energy sources in terms of pollution and resource use.+ Show more

Learning Objectives

• Identify amplitude and wavelength in common wave examples such as water waves, vibrating strings, and a slinky
• Use displacement–position ideas to interpret simple patterns and graphs
• Compare waves by relating changes in amplitude and wavelength to observed motion

Learning Objectives

• Explain how waves can carry information by changing amplitude, frequency, timing, and the presence or absence of pulses
• Identify how signals can be encoded, transmitted, detected, and decoded using wave patterns
• Compare how signal clarity and interference risks can differ across air, water, and optical fibers

Learning Objectives

• Compare multiple design solutions using clear criteria and constraints.
• Collect and use measurements such as distance, speed, and stability to judge solutions.
• Choose the best solution (or combination) for refinement based on evidence.

Learning Objectives

• Explain how external body features help animals survive in their environments.
• Connect form and function by describing how structures (beaks, fur, feathers, scales, claws, wings) support specific behaviors.
• Use evidence from text and examples to identify the main idea of animal adaptations.

Learning Objectives

• Explain how a wheel-and-axle system converts rotational motion into linear motion and force changes.
• Compare fixed and movable pulley systems and describe how they affect direction and mechanical advantage.
• Describe how wheel radius and axle radius (and pulley rope segments) change mechanical advantage through force-versus-distance trade-offs.

Learning Objectives

• Describe how inclined planes and screw threads can reduce required input force by increasing distance.
• Explain the relationship between ramp angle or thread pitch and mechanical advantage.
• Give real-world examples of inclined planes and screws and discuss how friction limits their effectiveness.

Learning Objectives

• Identify how human activities change local habitats through land conversion, pollution, habitat fragmentation, and resource extraction.
• Describe how habitat changes can reduce biodiversity and disrupt food chains and ecological processes.
• Use observable ecological indicators (such as habitat area, water quality, and species presence) to explain environmental impacts.

Learning Objectives

• Identify the fulcrum, input arm, and output arm in common lever examples (seesaw, wheelbarrow, tweezers).
• Classify levers into first-, second-, and third-class based on fulcrum, load, and effort positions.
• Explain how input force, output force, and mechanical advantage are related to arm lengths.

Learning Objectives

• Explain how animal senses (vision, hearing, smell, touch, and taste) help gather information from the environment
• Describe how sensory information is processed by the nervous system to produce behavioral responses
• Use examples to connect sensory input to actions that improve survival

Learning Objectives

• Identify community roles such as producers, primary consumers, secondary consumers, decomposers, pollinators, predators, and prey.
• Explain how energy and matter move through a community using trophic functions and feeding modes.
• Describe how decomposers recycle nutrients to help habitats stay stable and resilient.

Learning Objectives

• Explain how local pollution sources can spread through air and water or settle on land.
• Identify practical actions communities can take to reduce pollution before it harms ecosystems.
• Describe how individual and group choices support healthier habitats and protect resources.

Learning Objectives

• Explain how rock layers can preserve evidence from Earth’s past environments.
• Describe how fossils and sediment or layering patterns help scientists infer environmental change over time.
• Use observable features of rocks (layer position and fossil type) to support a claim about the past.

Learning Objectives

• Identify how cloud cover and cloud type can provide clues about likely weather changes.
• Describe how precipitation appearance and wind or calm conditions relate to what weather may happen next.
• Use sky observations to make simple, evidence-based predictions about short-term weather.

Learning Objectives

• Explain how distance ratios and gear tooth counts can predict output motion in simple machines.
• Use measurement units to relate force, distance, and rotation when reasoning about mechanical advantage.
• Interpret experimental results and describe reasons why real machines may differ from ideal predictions.

Learning Objectives

• Identify how rock layers (superposition) and rock features can provide evidence about changes in Earth’s past.
• Explain how fossils and their environments help scientists infer past habitats and climate conditions.
• Use evidence from multiple layers and fossil records to support a claim about environmental change over time.

Learning Objectives

• Explain how energy moves from producers to consumers through a food chain.
• Identify trophic levels and describe what happens to energy at each feeding step.
• Use evidence from a passage to determine main ideas about energy flow.

Learning Objectives

• Explain how choosing consistent measurement methods and units improves the usefulness of data.
• Identify the responding variable in a claim and select what should be recorded each trial.
• Use clear criteria to record observations so data from multiple trials can be compared.

Learning Objectives

• Explain how producers, consumers, and decomposers get energy and matter in an ecosystem
• Describe how feeding relationships and nutrient recycling connect different populations
• Identify roles of organisms using evidence from their diets and their impact on matter

Learning Objectives

• Understand how traits are used to classify living organisms.
• Identify observable traits such as body shape, color, and leaf structure.
• Explain why using multiple traits improves classification accuracy.+ Show more

Learning Objectives

• Understand how drawings, charts, and tables organize data to reveal relationships.
• Identify patterns and trends in visual data displays.
• Interpret information from different types of data representations.+ Show more

Learning Objectives

• Understand how gears transfer motion and force through meshing teeth.
• Explain the concept of gear ratio and its effect on speed and torque.
• Identify different gear arrangements including idler gears and compound gear trains.+ Show more

Learning Objectives

• Understand the purpose of testing in problem-solving and design.
• Learn how to record and analyze testing results clearly.
• Identify patterns and make improvements based on testing outcomes.+ Show more

Learning Objectives

• Describe the different stages in the life cycle of plants and animals.
• Identify evidence that shows how organisms change over their life cycle.
• Understand that life cycle stages can vary even in similar environments.+ Show more