What is Physics?
Physics Defined The dictionary definition of physics is “the study of matter, energy, and the interaction between them”, but what that really means is that physics is about asking fundamental questions and trying to answer them by observing and experimenting. physics.org
What is studied in physics? Holt Physics
The Physics of Cars Holt Physics Without knowledge of many of the areas of physics, making cars would be impossible.
Did you know?
(40 kg is about 88 pounds)
Did you know?
The tonne is also known as the metric ton. It is equal to 1000 kg or about 2,205 pounds.
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What will we study in this course?
The Scientific Method Question, Research, Hypothesize, Experiment, Observe, Record Data, Conclude, Publish. Mars Rover “Opportunity”
Measurement SI units – standard measurement for science Meter-Kilogram-Second Dimensional analysis – conversions between units Accuracy and precision – experimental error, significant figures
Measurement Scientific Notation & Orders of Magnitude
Motion: One Dimension Velocity and Displacement Acceleration Falling Objects
Motion: Two Dimensions Vectors Projectile Motion
Forces and the Laws of Motion Newton’s Laws of Motion Friction Seatbelts are good! Thermography of Front Disk Brakes
Work and Energy When is work done. Kinetic & Potential Energy Conservation of Energy Forms of Energy Power
Momentum and Collisions Momentum and Impulse Conservation of Momentum Elastic and Inelastic Collisions Elastic collision Gaining momentum
Circular Motion and Gravitation Centripetal Acceleration Centripetal force Newton’s Law of Gravitation
Vibrations and Waves Simple Harmonic Motion Properties of Waves Wave Interactions
Sound Sound Waves Doppler Effect Intensity Harmonics
Light and Reflection Characteristics of Light Mirrors Color
Light and Refraction Explaining Refraction Index & Angle of Refraction Lenses
“Pillars of Creation” Eagle nebula (taken by Hubble Space Telescope ). The gas and dust here are creating new stars.
Electricity Energy & Current Electric Charges & Electric force Coulomb’s Law Batteries and Potential Difference Current and Resistance (Ohm’s Law) Capacitance OLD TVs can be Dangerous! A CRT acts like a high voltage capacitor and it can hold a lethal charge. The charge stored in the CRT can last a very long time, usually a few months, sometimes for a few years...
Electrical Circuits Schematics Series and Parallel circuits
Magnetism Magnetic Fields Electromagnets Magnetic force
Electromagnetic Induction Generators Motors Transformers Electromagnetic Spectrum A Simple DC Motor Project