Grades 9-12

Free High School Science Worksheets

19 Science worksheets for grades 9 through 12. Topics include biology, chemistry, physics, and earth science.

Grade 9-12

Cell Biology

Compare prokaryotic and eukaryotic cells, identify organelles, and explain cell processes.

8 problems

Grade 9-12

Earths Atmosphere and Climate Change

Atmospheric layers, greenhouse gases, and human impacts on climate

15 problems

Grade 9-12

Science: Balancing Chemical Equations

Using coefficients to conserve atoms in reactions

15 problems

Grade 9-12

Science: Conservation of Energy

How energy changes form while the total amount stays constant

15 problems

Grade 9-12

Science: DNA Structure and Protein Synthesis

Exploring how genetic information is stored and used to build proteins

15 problems

Grade 9-12

Science: Ecology and Biodiversity

Exploring ecosystems, species interactions, and the value of biodiversity

15 problems

Grade 9-12

Science: Energy Thermodynamics and Heat Transfer

Thermal energy, the laws of thermodynamics, and mechanisms of heat transfer

15 problems

Grade 9-12

Science: Free Body Diagrams

Identifying forces acting on objects

15 problems

Grade 9-12

Science: Lenses and Mirrors

Exploring reflection, refraction, and image formation

15 problems

Grade 9-12

Science: Momentum and Collisions

Using mass, velocity, and conservation of momentum

15 problems

Grade 9-12

Science: Newtons Laws of Motion

Understanding inertia, force, mass, and action-reaction pairs

15 problems

Grade 9-12

Science: Ohm's Law and Electric Circuits

Using voltage, current, and resistance in simple circuits

15 problems

Grade 9-12

Science: Periodic Table Trends

Exploring patterns in atomic size, ionization energy, and electronegativity

15 problems

Grade 9-12

Science: pH Scale and Acids and Bases

Using the pH scale to classify acids, bases, and neutral substances

15 problems

Grade 9-12

Science: Plate Tectonics

Earth's moving plates and their effects

15 problems

Grade 9-12

Science: Projectile Motion

Analyzing motion in two dimensions under gravity

15 problems

Grade 9-12

Science: Series and Parallel Circuits

Comparing current, voltage, and resistance in circuit types

15 problems

Grade 9-12

Science: Stoichiometry Calculations

Using balanced equations to calculate amounts of reactants and products

15 problems

Grade 9-12

Science: Waves and Sound

Exploring wave behavior, sound properties, and real-world applications

15 problems

Showing all 19 high school Science worksheets