Grade 4 Science Worksheets

Learning Objectives

• Compare the stages of life cycles in different organisms by using observable features.
• Identify key differences between complete metamorphosis and gradual development.
• Explain how each life-cycle stage meets changing survival needs.

Learning Objectives

• Describe how evaporation changes liquid water into water vapor using particles escaping into the air
• Explain how condensation happens when a gas cools and forms liquid again on cooler surfaces
• Compare evaporation and condensation by linking each to temperature changes+ Show more

Learning Objectives

• Explain the difference between weather and longer-term climate by using examples from observations.
• Identify common weather variables such as temperature, precipitation, wind, and cloud cover.
• Interpret weather patterns by comparing data across days, weeks, and seasons.+ Show more

Learning Objectives

• Explain how water vapor in the air can form clouds and moisture when air cools
• Describe how precipitation happens when water droplets or ice crystals grow in clouds
• Identify how seasonal changes in temperature and moisture affect local weather patterns+ Show more

Learning Objectives

• Describe how the Moon’s visible shape changes over about a month
• Explain that lunar phases depend on which part of the sunlit half faces Earth
• Identify the repeating pattern of phases in the correct order+ Show more

Learning Objectives

• Describe how moving water, wind, and ice can erode Earth materials.
• Explain how erosion transports materials from one place to another.
• Identify evidence of erosion such as worn edges and exposed layers.+ Show more

Learning Objectives

• Explain how Earth’s position relative to the Sun helps create day and night
• Describe how the Moon’s orbit around Earth changes which part of its sunlit side we see
• Use models and terms to compare Earth, the Sun, and the Moon

Learning Objectives

• Explain how deposition happens when transporting forces slow down
• Identify examples of deposition by flowing water and by wind
• Describe how sediment thickness can show changes over time+ Show more

Learning Objectives

• Explain how Earth’s rotation causes day and night
• Identify key observations that show day/night timing is predictable
• Use models and diagrams to describe the Sun-Earth facing sides during day and night+ Show more

Learning Objectives

• Identify observable evidence that could support or challenge a science claim
• Rewrite a broad claim as a testable question that can be answered with measurable information
• Explain how observations lead to hypotheses that can be tested+ Show more

Learning Objectives

• State a clear claim using precise scientific language.
• Match evidence to a claim and explain how the evidence supports it.
• Describe how patterns were interpreted from data using logical reasoning.+ Show more

Learning Objectives

• Identify patterns in tables and charts and describe what they suggest.
• Use a simple model (arrows, graphs, or diagrams) to show relationships between variables.
• Explain how a model can help predict outcomes and show where more evidence is needed.+ Show more

Learning Objectives

• Identify the responding variable in a science investigation question.
• Choose consistent measurement methods and recording criteria for fair comparisons.
• Select appropriate units and measurement tools for collecting usable data.

Learning Objectives

• Explain how evidence supports a claim using data from an investigation
• Connect observations to reasoning by describing patterns in results
• Revise a claim so it matches the strength and limitations of the evidence+ Show more

Learning Objectives

• Identify information shown in charts, tables, and diagrams.
• Compare variables and describe patterns found in data displays.
• Explain how organizing observations helps reveal trends.

Learning Objectives

• Describe how solids, liquids, and gases change when temperature increases or decreases.
• Explain the particle ideas behind melting, freezing, evaporation, and condensation.
• Match common state-change terms to the correct temperature change.

Learning Objectives

• Explain how simple machines change the effect of a force on an object.
• Identify the effort and direction changes caused by a lever and an inclined plane.
• Use vocabulary from the lesson (effort, load, fulcrum, inclined plane) to describe simple machine examples.+ Show more

Learning Objectives

• Describe how straight-line light paths help explain why shadows form
• Predict how changing the position of an object changes the shadow’s location
• Explain how the size or closeness of an object affects shadow size+ Show more

Learning Objectives

• Explain how the differences between mixture components help scientists choose a separation method.
• Identify when filtering is useful for separating large, undissolved particles from a liquid.
• Describe how solubility differences guide separating a dissolved substance from an undissolved one.+ Show more

Learning Objectives

• Explain how a push or pull can change an object’s speed and direction.
• Compare force strength and use it to predict changes in motion.
• Identify situations where a net force changes an object’s motion.

Learning Objectives

• Explain how amplitude relates to sound volume.
• Describe how pitch relates to how fast something vibrates.
• Predict how distance changes how clearly sound can be heard.+ Show more

Learning Objectives

• Explain how mixtures can have components that remain distinct or become evenly spread.
• Describe how separation methods use physical property differences such as solubility, size, or evaporation.
• Identify examples of separation techniques and match them to the properties they use.+ Show more

Learning Objectives

• Define mass and volume as measurable properties of matter.
• Use balances to compare the masses of different samples.
• Use volume units (like cubic centimeters) to compare the space an object occupies.+ Show more

Learning Objectives

• Explain how light forms shadows when it travels in straight lines
• Describe how sound is made by vibrating objects and needs a medium such as air
• Predict how distance and barriers affect what you see for light and what you hear for sound+ Show more

Learning Objectives

• Explain how energy from food, water, and oxygen help organisms grow over time.
• Identify how temperature and habitat features affect organism growth and development.
• Describe what can happen to growth when basic needs are not met consistently.

Learning Objectives

• Explain how observable traits are used to group organisms
• Justify classification decisions using clear trait comparisons
• Describe how adding new evidence can change how an organism is grouped+ Show more

Learning Objectives

• Define constraints and explain how they limit design options in science and engineering.
• Identify tradeoffs that occur when a design must meet competing needs (like strength vs. weight).
• Use clear criteria to choose a design option that best satisfies important limits.

Learning Objectives

• Explain how mixtures can be classified by whether components are evenly spread or stay distinct.
• Describe how physical properties (size, solubility, and evaporation) help separate mixture components.
• Use evidence from observations to choose an appropriate separation method for a given mixture.

Learning Objectives

• Explain how energy and matter move among the atmosphere, hydrosphere, geosphere, and biosphere.
• Describe how changes in one Earth system can affect other systems and local weather.
• Use evidence from a passage to identify main ideas and interpret cause-and-effect relationships.

Learning Objectives

• Explain how comparing multiple pieces of weather data over time helps reveal patterns and trends.
• Interpret data signals such as temperature changes, precipitation changes, cloud cover, and wind-direction shifts.
• Use weather trends to support reasonable predictions about how conditions may change.

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 mechanical advantage relates input and output forces using a ratio
• Use distance (or rotation) trade-offs to interpret how force changes affect motion
• Convert between units appropriately and describe what a ratio without units means

Learning Objectives

• Identify the input, mechanism, control, and output parts of a simple technological system.
• Explain how energy moves through a system and how component properties affect how well it works.
• Connect system components to a real-world water-pumping design by choosing suitable materials and mechanisms.

Learning Objectives

• Explain how predator-prey interactions can change populations over time.
• Describe how competition for limited resources affects ecosystem stability.
• Identify mutual relationships and predict how connected populations may respond.

Learning Objectives

• Explain how temperature changes can cause matter to melt or freeze
• Identify key differences between solids and liquids during phase changes
• Describe how melting and freezing are reversible processes

Learning Objectives

• Describe how external plant structures help plants obtain resources and survive.
• Explain how leaf adaptations support gas exchange and reduce water loss.
• Identify roles of roots, seeds, and pods in plant survival and growth.+ Show more

Learning Objectives

• Explain how structural adaptations help organisms survive in specific environments
• Identify examples of structural adaptations and match them to their functions
• Use evidence from an informational text to determine main ideas

Learning Objectives

• Explain what species richness, relative abundance, and distribution mean in a community
• Describe how evenness and habitat heterogeneity can increase biodiversity
• Differentiate native and introduced species and discuss how management history can affect communities

Learning Objectives

• Explain how reproductive structures protect embryos and help offspring survive early development
• Describe how plant seeds, fruits, roots, and leaves support reproduction and early growth
• Identify protective structures in animal reproduction and connect them to survival and life cycles+ Show more

Learning Objectives

• Explain the difference between weather and climate using examples of temperature, precipitation, wind, and cloud cover.
• Identify how weather can change quickly while climate changes more slowly over years.
• Use key vocabulary related to atmosphere and patterns to answer questions about observations and long-term trends.

Learning Objectives

• Explain how wind and water cause erosion by moving soil and wearing down surfaces.
• Identify common erosion-control solutions that reduce runoff or wind transport of particles.
• Match key erosion-control terms with their meanings and use them to answer science questions.

Learning Objectives

• Explain how sound reflection creates echoes and why the delay depends on distance to a surface.
• Describe how different surface materials affect sound absorption and reverberation.
• Use evidence to relate room geometry and surface placement to sound clarity and intelligibility.

Learning Objectives

• Explain how tables, charts, and graphs help organize data and show relationships between variables.
• Identify patterns (such as trends) in data representations and connect them to the question being investigated.
• Choose appropriate representations for measurements and interpret what the data show.

Learning Objectives

• Describe physical properties of materials using observation terms such as color, texture, transparency, and flexibility.
• Distinguish between measurable physical properties and properties identified through careful observation.
• Use physical properties to classify materials and predict how they behave in everyday situations.

Learning Objectives

• Identify reversible phase changes and describe how temperature changes can reverse them.
• Match common phase-change processes to the correct direction (melting/freezing, evaporation/condensation).
• Explain why reversible phase changes usually do not create a new material.

Learning Objectives

• Explain how friction, wear, and deformation reduce the efficiency of machines.
• Compare ideal mechanical advantage with actual mechanical advantage in real situations.
• Identify strategies (materials, lubrication, surface finish) that reduce losses and improve reliability.

Learning Objectives

• Explain how evidence (data and observations) can support a scientific claim.
• Use reasoning to connect patterns in results to observations and predicted outcomes.
• Revise an explanation using what the evidence shows and noting the evidence’s limits.

Learning Objectives

• Understand the different types of energy and how energy is transformed from one form to another.
• Identify examples of energy conversion in everyday life.
• Learn the importance of energy conservation and ways to minimize energy loss.+ Show more