Grade 9 Science Worksheets

Learning Objectives

• Identify action–reaction force pairs in various everyday phenomena.
• Understand the concept of equal magnitude and opposite direction in force pairs.
• Analyze interaction dynamics using Newton's third law principles.+ Show more

Learning Objectives

• Describe how Earth's rotation causes the daily cycle of night and day.
• Explain how Earth's revolution influences seasonal changes and apparent star movement.
• Identify key celestial patterns such as rising and setting points, and how coordinate concepts relate to observations.+ Show more

Learning Objectives

• Understand what constraints are in engineering projects.
• Identify physical and resource constraints affecting design.
• Analyze how constraints influence engineering decision-making.+ Show more

Learning Objectives

• Understand the concept of homeostasis and its importance in maintaining internal balance.
• Identify key feedback mechanisms, especially negative feedback, in biological systems.
• Analyze how the body responds to internal changes to sustain stable conditions.

Learning Objectives

• Define net acceleration and explain its relationship with force and mass.
• Identify unbalanced forces acting on objects in everyday situations.
• Understand how the direction of forces affects acceleration.+ Show more

Learning Objectives

• Understand the concept of net force as the vector sum of all forces acting on an object.
• Analyze how different forces combine to produce acceleration or equilibrium.
• Apply the principles of force addition to practical scenarios such as vehicle deceleration and load balancing.

Learning Objectives

• Define force and its role in motion
• Identify different types of forces, including contact and non-contact forces
• Understand how forces act in real-world Alberta settings such as icy roads and suspended cables+ Show more

Learning Objectives

• Understand the ethical issues related to genetic privacy and consent.
• Analyze societal impacts of genetic technologies such as GMOs and biobanking.
• Evaluate different stakeholder responsibilities in genetic science.+ Show more

Learning Objectives

• Understand basic weather measurements such as temperature, humidity, wind speed, and atmospheric pressure.
• Recognize how these measurements relate to observable weather patterns like cloud formation and storm activity.
• Explore how short-term weather data can indicate daily conditions and long-term data can reveal climate trends.

Learning Objectives

• Understand key concepts related to Science
• Apply knowledge through practice questions
• Demonstrate comprehension of the material

Learning Objectives

• Understand the concept of fitness in biological terms.
• Identify traits that influence an organism's survival in its environment.
• Explain how natural selection acts on heritable traits to shape populations over time.

Learning Objectives

• Understand the concept of measurement uncertainty
• Identify common sources of errors in scientific measurements
• Evaluate how environmental and instrumental factors affect data accuracy+ Show more

Learning Objectives

• Understand how isotopic ratios in ice cores are used to reconstruct past temperatures
• Learn the process of extracting climate data from ice core samples
• Identify different proxy indicators in ice cores and their significance+ Show more

Learning Objectives

• Understand the concept of work in physics
• Identify different forms of energy (kinetic and potential)
• Calculate work done by a force+ Show more

Learning Objectives

• Understand the basic principles of genetic inheritance.
• Learn how parental alleles influence offspring traits.
• Interpret probability patterns in trait prediction.+ Show more

Learning Objectives

• Understand the basic kinematic equations for constant acceleration
• Identify the variables involved in motion equations
• Apply kinematic equations to simple motion problems

Learning Objectives

• Identify key structural differences between prokaryotic and eukaryotic cells
• Describe the functions of various cell components
• Understand how cell structure relates to biological roles and evolution

Learning Objectives

• Understand the basic role of kidneys in regulating water and electrolytes.
• Identify key processes in nephron segments related to osmoregulation.
• Recognize hormonal influences on kidney functions, such as antidiuretic hormone and aldosterone.+ Show more

Learning Objectives

• Identify the basic parts of a cell.
• Describe the functions of different cell organelles.
• Understand how cell structure relates to its function.

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

• Identify basic components of the immune system and their functions
• Understand the difference between innate and adaptive immunity
• Explain how the immune system interacts with other body systems

Learning Objectives

• Understand how blood glucose levels are maintained within a healthy range.
• Identify the roles of insulin and glucagon in glucose regulation.
• Explain how endocrine feedback loops contribute to metabolic homeostasis.

Learning Objectives

• Define oxidation and reduction in chemical reactions.
• Identify oxidation states and track electron transfer.
• Differentiate between oxidizing and reducing agents.+ Show more

Learning Objectives

• Understand the structure of the plasma membrane.
• Explain how molecules move across the membrane through passive and active transport.
• Identify different proteins involved in membrane transport and their functions.

Learning Objectives

• Understand the composition of organs in the human body, especially the heart.
• Identify the different tissue types that make up organs.
• Explain how tissues work together within an organ to support its function.+ Show more

Learning Objectives

• Understand the hierarchy from molecules to organisms
• Identify the properties of each level of biological organization
• Explain how emergent properties develop at higher levels+ Show more

Learning Objectives

• Identify the main pathways of the nervous and endocrine systems
• Differentiate between rapid neural responses and slower hormonal responses
• Explain how both systems work together to maintain body homeostasis

Learning Objectives

• Understand how different organ systems coordinate during physical activity.
• Identify responses of respiratory, cardiovascular, and metabolic systems to exercise.
• Explain feedback loops and cross-regulation mechanisms that maintain homeostasis during exertion.+ Show more

Learning Objectives

• Understand the functions of key organelles involved in cellular energy production and processing.
• Identify the roles of mitochondria, ribosomes, rough endoplasmic reticulum, Golgi apparatus, lysosomes, and peroxisomes.
• Explain how organelles work together to support cell activity and metabolism.

Learning Objectives

• Define what carbon records are and their importance in climate science
• Identify sources and proxies used to measure past atmospheric carbon
• Understand how natural and human activities impact carbon levels in the atmosphere+ Show more

Learning Objectives

• Define albedo and explain its role in Earth's climate system.
• Identify different surfaces based on their reflectivity properties.
• Understand how changes in surface reflectivity can influence regional and global temperatures.

Learning Objectives

• Identify the different types of energy, specifically kinetic and potential energy.
• Understand how energy is conserved in isolated systems.
• Describe how energy transforms during various physical processes.+ Show more

Learning Objectives

• Identify kinetic and potential energy in mechanical systems
• Understand how work, collisions, and friction transfer energy
• Explain how energy converts between forms during mechanical processes+ Show more

Learning Objectives

• Explain the concept of centripetal force in circular motion.
• Identify the role of tension, friction, and normal forces in maintaining curved paths.
• Calculate acceleration and force components involved in circular motion.+ Show more

Learning Objectives

• Define what a free body diagram is and its purpose in physics.
• Identify the forces acting on an object when drawing a free body diagram.
• Understand how to represent forces with vectors in diagrams.+ Show more

Learning Objectives

• Define static and kinetic friction and distinguish their functions.
• Explain how surface properties and normal force affect the magnitude of friction.
• Describe real-world examples of static and kinetic friction.+ Show more

Learning Objectives

• Understand the relationship between net force, mass, and acceleration.
• Identify examples of force and acceleration in everyday situations.
• Analyze how changes in force and mass affect acceleration.

Learning Objectives

• Understand the structure and function of epithelial tissue
• Identify different types of epithelial tissue
• Describe how epithelial tissue contributes to protection and exchange in the body

Learning Objectives

• Define inertia and explain its relation to an object’s mass.
• Identify examples of inertia in everyday life.
• Differentiate between force and inertia in motion scenarios.

Learning Objectives

• Understand how mass influences acceleration when a force is applied
• Distinguish between inertial mass and gravitational effects
• Apply the force–acceleration relationship in problem-solving

Learning Objectives

• Explain what impulse is and how force and time contribute to it.
• Understand the difference between elastic and inelastic collisions.
• Analyze how changes in momentum occur during collisions.+ Show more

Learning Objectives

• Understand the concept of inertia and objects staying at rest or in uniform motion
• Identify examples of Newton's first law in everyday life
• Explain how forces influence the motion of objects

Learning Objectives

• Understand key concepts related to Science
• Apply knowledge through practice questions
• Demonstrate comprehension of the material

Learning Objectives

• Define net force and explain its significance in motion.
• Identify forces acting on an object and determine their vector sum.
• Understand how balanced and unbalanced forces affect motion.+ Show more

Learning Objectives

• Understand how the body maintains internal temperature through various mechanisms
• Identify functions of skin blood flow, sweating, shivering, and metabolic adjustments
• Describe the role of the hypothalamus in thermoregulation+ Show more

Learning Objectives

• Understand the concept of chemical reactions and bonds
• Identify reactants and products in chemical equations
• Interpret symbolic representations of reactions including state symbols and coefficients+ Show more

Learning Objectives

• Understand the basic concepts of Earth's orbital variations.
• Learn how Milankovitch cycles influence Earth's climate over long timescales.
• Identify the three main components of Milankovitch cycles: eccentricity, axial tilt, and precession.

Learning Objectives

• Identify the main lunar phases and their appearance
• Explain how the Moon's position relative to Earth and Sun causes different lunar phases
• Describe the concept of the synodic month and its significance+ Show more