
Public learning track
Electrostatics and Direct-Current Circuits
7th Grade · Science · Open Global Science
10 lessons
Goal
Analyze electric charges, fields, potentials, and construct DC circuits using Ohm's, Joule's, and Kirchhoff's laws.
10 lessons
0 of 10 done
- 1Charge Conservation in Atomic StructureUp nextStart
- 2Calculating Electric vs Gravitational Force Between Two ObjectsPremiumNot started yet
- 3Calculating Electric Field Magnitude from Force and ChargeNot started yet
- 4Using Field Diagrams to Predict Charge MotionNot started yet
- 5Faraday Cages and Electrostatic ShieldingNot started yet
- 6Constant Electric Field Between Parallel PlatesNot started yet
- 7Ohm's Law in Series and Parallel CircuitsNot started yet
- 8Kirchhoff's Current and Voltage LawsNot started yet
- 9Joule's Law and Electrical Power RatingsNot started yet
- 10Circuit Safety, Fuses, Breakers, and SemiconductorsNot started yet
Standards Covered
- OGS.8.PS.14Open Global Science Standards 2026™ · Science · Level 8 / Grade 7 (Age 12) · Grade 7Investigate electrostatics, electric charge conservation, Coulomb's law, electric fields, field lines, electrical potential, shielding (Faraday cage), and energy storage in capacitors.
- OGS.8.PS.15Open Global Science Standards 2026™ · Science · Level 8 / Grade 7 (Age 12) · Grade 7Construct and analyze direct current (DC) circuits, applying Ohm's law, Joule's law, and Kirchhoff's laws to series and parallel configurations, and evaluate circuit safety devices, semiconductors (diodes, transistors), and power ratings.
Curriculum Framework
7th Grade · Science · Open Global Science
1
8 lessons
Matter, Density, and Kinetic-Molecular Theory
Explain states of matter, thermal expansion, diffusion, and Brownian motion using particle models, and calculate mass, volume, and density.
2
7 lessons
Pure Substances, Mixtures, and the Periodic Table
Classify matter into elements, compounds, and mixtures, use chemical formulas, and apply periodic trends to predict reactivity.
3
6 lessons
Inorganic Compounds, Acids, Bases, and Salts
Analyze inorganic classes, electrolytic dissociation, pH balance, and neutralization reactions.
4
7 lessons
Kinematics: One- and Two-Dimensional Motion
Analyze motion using scalar and vector quantities, calculate velocity and acceleration, and interpret kinematic graphs.
5
8 lessons
Dynamics, Newton's Laws, and Friction
Apply Newton's three laws of motion, momentum conservation, and friction models to describe object dynamics.
6
7 lessons
Rotational Motion and Fluid Mechanics
Model circular motion dynamics, hydrostatic pressure, communicating vessels, and Archimedes' principle.
7
9 lessons
Work, Power, Energy, and Oscillations
Calculate mechanical work, power, kinetic and potential energy, simple machine efficiency, and simple harmonic oscillations.
8
8 lessons
Thermal Physics and Thermodynamics
Investigate conduction, convection, radiation, specific heat, latent heat, and thermodynamic laws.
9
10 lessons
Electrostatics and Direct-Current Circuits
Analyze electric charges, fields, potentials, and construct DC circuits using Ohm's, Joule's, and Kirchhoff's laws.
10
7 lessons
Electromagnetism, Induction, and AC Systems
Investigate magnetic fields, electromagnetic induction, motors, transformers, relays, and alternating current.
11
7 lessons
Wave Phenomena and Geometric Optics
Model wave behaviors including interference, diffraction, Doppler effect, reflection, refraction, and optical technologies.
12
11 lessons
Quantum Phenomena and Nuclear Physics
Analyze wave-particle duality, atomic emission/absorption spectra, radioactive decay, nuclear reactions, and mass-energy equivalence.