## Physics 12

**Unit 01: Introduction to Math Concepts**

**Metric Unit Conversions**

converting within the metric system (video)

**Significant Figures**

more on significant figures (video)

multiplying and dividing significant figures (video)

adding and subtracting significant figures (video)

**Trigonometry**

basic trigonometry (1) (video)

basic trigonometry (2) (video)

**Unit 02: Vectors, Kinematics in Two Dimensions and Dynamics in Two Dimensions**

**Vectors**

visualizing vectors in two dimensions (video)

**Projectile Motion**

projectile at an angle (video)

different way to determine time in the air (video)

launching and landing on different elevations (video)

total displacement for projectile (video)

total final velocity for projectile (video)

correction to total final velocity for projectile (video)

projectile on an incline (video)

optimal angle for projectile (1) (video)

optimal angle for a projectile (2) (video)

optimal angle for a projectile (3) (video)

**Newton’s Laws of Motion**

newton’s first law of motion (video)

newton’s second law of motion (video)

newton’s third law of motion (video)

**Normal Force and Contact Force**

normal force and contact force (video)

normal force in an elevator (video)

**Balanced and Unbalanced Forces**

balanced and unbalanced forces (video)

unbalanced forces and motion (video)

**Inclined Planes and Friction**

inclined plane force components (video)

ice accelerating down an incline (video)

force of friction keeping block stationary (video)

correction to force of friction keeping block stationary (video)

force of friction keeping velocity constant (video)

intuition on static and kinetic friction comparisions (video)

**Tension**

introduction to tension (1) (video)

introduction to tension (2) (video)

**Unit 03: Equilibrium and Torque**

**Unit 04: Circular Motion and Gravitation**

**Circular Motion**

race cars with constant speed around a curve (video)

centripetal force and acceleration (video)

visual understanding of centripetal acceleration formula (video)

**Gravitation**

introduction to gravitation (video)

mass and weight clarification (video)

gravity for astronauts in orbit (video)

would a brick or feather fall faster (video)

acceleration due to gravity at the space station (video)

space station speed in orbit (video)

introduction to newton’s law of gravitation (1) (video)

introduction to newton’s law of gravitation (2) (video)

**Unit 05: Work, Power and Energy**

**Work and Energy**

conservation of energy (video)

work-energy problem with friction (video)

**Unit 06: Momentum**

introduction to momentum (video)

momentum – ice skater throws a ball (video)

two dimensional momentum problem (1) (video)

two dimensional momentum problem (2) (video)

**Unit 07: Electric Forces and Fields, Electric Potential Energy**

electric potential energy (video)

**Unit 08: Electricity and DC Circuits**

power transmission efficiency (1) (video)

power transmission efficiency (2) (video)

**Unit 09: Electromagnetism**

magnetism (6) (video) – magnetic field due to current

electric motor animation (video)

magnetism (9) (video) – electric motors

magnetism (10) (video) – electric motors

magnetism (11) (video) – electric motors

magnetism (12) (video) – induced current in a wire

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