Introduction to physics !!

What is physics

• Physics is the analysis of artistic expressions.
• Physics is the exploration of human behavior.
• Physics is the study of energy, forces, mechanics, waves, and the structure of atoms and the physical universe

• Physics is the study of historical events.

What is the IOSI unit and variables

For Time

• Hours
• Days
• Minutes
• Seconds

IOSI units and variables

For Mass

• ounce (oz)
• gram (g)
• kilogram (kg)
• pound (lb)
• ton (t)

IOSI units and variables

For Temperature

• Delisle
• Newton
• Reaumur
• Rankine
• Celsius, Fahrenheit, Kelvin

IOSI units and variables

For Length

• Inches (in)
• Pounds (lb)
• Gallons (gal)
• Yards (yd)
• Meters (m)

IOSI units and variables

For speed

• miles per hour (mph)
• centimeters per second (cm/s)
• feet per second (ft/s)
• meters per second (m/s)
• kilometers per hour (km/h)

IOSI units and variables

For Energy

• Joules (J)

• Pascals (Pa)

• Watts (W)

• Calories (Cal)

IOSI units and variables

For pressure

• Kilopascals (kPa)
• Barometers (bar)
• Pascals (Pa)
• Millimeters of mercury (mmHg)
• Atmospheres (atm)

IOSI units and variables

For Current

• Volts (V)
• Ohms (Ω)
• Watts (W)
• Amperes (A)

IOSI units and variables

For Frequency

• Ohm (Ω)
• Kilohertz (kHz)
• Megahertz (MHz)
• Hertz (Hz)
• Decibel (dB)