Grade 4 Science Worksheets

Learning Objectives

• Understand how water influences weather patterns.
• Identify different forms of water in the atmosphere and on Earth's surface.
• Explain how clouds and moisture lead to precipitation.+ Show more

Learning Objectives

• Understand different methods for separating mixtures based on their components.
• Identify which separation technique to use depending on mixture properties.
• Explain how appearance and behavior of mixtures guide separation decisions.+ Show more

Learning Objectives

• Identify the basic resources living organisms need to survive.
• Understand how resources like water, air, and food affect organism health.
• Describe effects of resource limitations on living things.+ Show more

Learning Objectives

• Understand the stages of complete and gradual metamorphosis in different organisms.
• Identify observable features across different stages of life cycles.
• Compare how organisms' body coverings, movement, and food sources change during development.+ Show more

Learning Objectives

• Understand the importance of consistent measurement methods in data collection.
• Identify appropriate units and criteria for recording observations.
• Recognize the responding variable in an experiment to ensure data accuracy.+ Show more

Learning Objectives

• Understand the purpose of controlled variables in experiments.
• Identify the components of a controlled experiment.
• Learn how controlling variables improves data accuracy.+ Show more

Learning Objectives

• Understand the process of deposition and how it affects landforms.
• Identify different examples of deposition caused by water and wind.
• Explain how deposition builds up land over time.+ Show more

Learning Objectives

• Identify the five senses and their functions.
• Describe how the senses help humans respond to their environment.
• Understand the importance of sensory organs.+ Show more

Learning Objectives

• Understand how observations lead to identifying design problems.
• Learn how to connect real issues to possible solutions.
• Recognize different ways to modify shapes, materials, or structures in design.+ Show more

Learning Objectives

• Understand how smooth surfaces produce clear images through reflection.
• Differentiate between specular and diffuse reflection.
• Describe the relationship between incident and reflected rays in mirror reflection.+ Show more

Learning Objectives

• Understand the basic needs required for growth in living organisms.
• Identify the roles of energy, water, oxygen, and habitat features in supporting growth.
• Explain how unmet needs can delay or stunt growth.+ Show more

Learning Objectives

• Understand different methods to compare solutions based on criteria.
• Use diagrams and models to illustrate solution differences.
• Apply qualitative and quantitative measures to evaluate solutions.+ Show more

Learning Objectives

• Classify common rocks by texture and composition.
• Distinguish grain size, crystal arrangement, and layering in rocks.
• Identify igneous, sedimentary, and metamorphic rocks based on observable features.+ Show more

Learning Objectives

• Understand the basic components of wheel-and-axle systems and pulleys.
• Describe how the radius of the wheel and axle affects mechanical advantage.
• Compare fixed and movable pulleys and their uses.+ Show more

Learning Objectives

• Describe mechanisms of energy transfer among objects and across media.
• Explain how transferred energy causes changes in motion and temperature.
• Construct explanations linking observed motion or temperature changes to energy transfer.

Learning Objectives

• Understand how scientific principles like force, friction, gravity, and electricity influence design decisions.
• Learn how engineering choices align with scientific concepts to improve prototype performance.
• Recognize the importance of scientific understanding in creating functional systems like flashlights.+ Show more

Learning Objectives

• Understand what simple machines are and how they help make work easier.
• Identify different types of simple machines such as levers and inclined planes.
• Explain how simple machines change the direction or amount of force needed.+ Show more

Learning Objectives

• Understand how rock layers and fossils provide evidence of Earth's landscape changes over time.
• Identify features such as fossil assemblages, unconformities, and cross-cutting relationships as indicators of geological events.
• Interpret layered rock records to reconstruct past environments and shifts in biodiversity.+ Show more

Learning Objectives

• Understand how constraints influence design decisions.
• Identify examples of tradeoffs in engineering and design.
• Analyze how limitations on materials and dimensions affect feasible solutions.+ Show more

Learning Objectives

• Understand the different roles organisms play in an ecosystem.
• Identify producers, consumers, and decomposers and their functions.
• Recognize feeding relationships and nutrient recycling in ecosystems.+ Show more

Learning Objectives

• Understand the basic structure of food chains and webs in ecosystems.
• Identify producers, consumers, and decomposers in a food chain.
• Explain how energy flows from one organism to another in a food chain.+ Show more

Learning Objectives

• Understand the relationship between the Sun, Earth, and Moon and how they affect daily patterns.
• Identify how the Moon's position changes and influences its appearance from Earth.
• Explain the basic motions of Earth and the Moon and their effects on observed phenomena.+ Show more

Learning Objectives

• Understand how human activities affect local habitats and ecosystems.
• Identify examples of human impacts such as pollution, habitat loss, and resource extraction.
• Describe observable ecological indicators of habitat change.+ Show more

Learning Objectives

• Understand the basic components and classes of levers, including fulcrum, input, and output arms.
• Explain how lever systems use proportional arm lengths to exert force and achieve mechanical advantage.
• Distinguish between the three classes of levers with examples: seesaw, wheelbarrow, and tweezers.+ Show more

Learning Objectives

• Understand different conservation strategies used to protect habitats and species.
• Identify the difference between passive protection and active restoration.
• Explain the importance of ecological indicators in assessing conservation outcomes.+ Show more

Learning Objectives

• Understand how friction affects the efficiency of mechanisms.
• Identify factors that influence the reduction of energy losses in machines.
• Differentiate between ideal and actual mechanical advantage in real-world systems.+ Show more

Learning Objectives

• Understand the concepts of pitch and loudness in sound.
• Identify physical factors that influence pitch and loudness.
• Describe how tension, length, and mass affect string vibration and sound.+ Show more

Learning Objectives

• Explain how heat, pressure, and chemically active fluids change preexisting rocks into metamorphic rocks.
• Distinguish between contact and regional metamorphism and recognize examples such as marble and gneiss.
• Describe how mineralogy, texture, and foliation are affected during metamorphic processes.+ Show more

Learning Objectives

• Understand how sound reflection creates echoes and reverberation.
• Identify materials and surfaces that absorb sound and reduce echoes.
• Explain how surface geometry and arrangement affect sound clarity in rooms.+ Show more

Learning Objectives

• Understand the key properties used to identify minerals, such as hardness, streak, cleavage, fracture, lustre, and colour.
• Learn simple field tests to distinguish different minerals and support classification.
• Recognize the importance of mineral properties in rock formation and everyday materials.

Learning Objectives

• Understand how light interacts with different materials to transmit, scatter, or absorb.
• Identify examples of transparent, translucent, and opaque materials in everyday life.
• Explain how surface and bulk properties affect the appearance and behavior of materials under light.+ Show more

Learning Objectives

• Understand how wave speed varies in different media like solids, liquids, and gases.
• Explain how impedance mismatches affect sound reflection and transmission.
• Describe how temperature and medium composition influence sound propagation.+ Show more

Learning Objectives

• Describe the major types of soil: sand, silt, clay, and loam.
• Explain how particle size affects water retention, permeability, and aeration.
• Identify how organic material improves soil structure and fertility.+ Show more

Learning Objectives

• Understand how light moves in straight lines and how it creates shadows.
• Identify factors that affect the size and position of shadows.
• Predict shadow behavior based on light source position and object size.+ Show more

Learning Objectives

• Understand the concept of food chains and how energy moves through ecosystems.
• Identify producers, consumers, and the flow of energy in food chains.
• Explain how changes in one organism can affect others in a food chain.+ Show more

Learning Objectives

• Understand how forces like push and pull change an object's speed and direction.
• Identify examples of push and pull forces in everyday life.
• Explain how force strength affects the motion of objects.+ Show more

Learning Objectives

• Understand how to communicate scientific findings clearly and logically.
• Identify the key components of credible scientific communication.
• Learn how to interpret and summarize patterns and evidence in experiments.+ Show more

Learning Objectives

• Understand different types of symbiotic relationships among species.
• Identify examples of mutualism, commensalism, and parasitism.
• Analyze how these interactions affect community structure and population control.+ Show more

Learning Objectives

• Understand how the ray model represents light propagation.
• Identify how rays are used to predict shadows and reflections.
• Describe the relationship between incident and reflected rays.+ Show more

Learning Objectives

• Understand the processes of evaporation and condensation.
• Identify everyday examples of evaporation and condensation.
• Describe how temperature influences state changes between liquid and gas.+ Show more

Learning Objectives

• Understand how evidence supports claims through explanations.
• Learn how reasoning connects observed patterns to original observations.
• Analyze how data influences claim revisions based on evidence strength and limitations.+ Show more

Learning Objectives

• Understand what weather describes and the factors that influence it.
• Identify patterns in weather over days and weeks.
• Learn how to record and compare weather data over time.+ Show more

Learning Objectives

• Understand what makes a question testable through observation and evidence.
• Learn how to develop hypotheses based on patterns observed.
• Identify measurable information to support or challenge claims.+ Show more

Learning Objectives

• Understand the natural forces that cause erosion, such as water, wind, and ice.
• Identify examples of erosion in landscapes and environments.
• Describe how erosion shapes Earth's surface over time.+ Show more

Learning Objectives

• Understand how light travels in straight lines and produces shadows.
• Learn how sound is produced by vibrating objects and travels through media.
• Connect observations of light and sound changes with real-world examples.+ Show more

Learning Objectives

• Understand how interactions among organisms affect ecosystem stability.
• Identify different types of relationships such as predation, competition, and mutualism.
• Analyze how changes in one population can influence other populations over time.+ Show more

Learning Objectives

• Understand how recorded test results can show relationships between design changes and performance.
• Learn to identify patterns in test data to determine causes of failure.
• Apply evidence-based refinement to improve design outcomes.+ Show more

Learning Objectives

• Understand the basic parts of a simple technological system and their functions.
• Explain how energy moves through a system and how components work together.
• Describe the role of flow, driving force, and material selection in system design.+ Show more