1. Pressure
A. _______ (P) is defined as the _____ per unit ____ on a surface. It is defined by the following formula:
Pressure = Force
Area
Pressure
force
area

2. Pressure
1. The pressure of a gas is the ______ that the gas exerts on the _____ of its container.
force
walls

3. Pressure
Barometers
2. ___________ are used to measure atmospheric pressure

4. Pressure
B. There are many ______for pressure including, atmosphere(atm), Millimeters of Mercury (mmHg), Kilopascals, and more!.
Units

5. Relationships between Different Units of Pressure (at 0°C)
1atm = 760mmHg = kPa

6. KINETIC ENERGY Temperature
A. ___________ is a measure of the average _______ _______ of the particles in a sample of matter.
Temperature
KINETIC
ENERGY

7. Temperature
1. Particle diagrams with __________ can be used to illustrate different kinetic energies at different temperatures.
vectors

8. Temperature
Variation of Velocity
2. A__________________ distribution describes particle speeds

10. Temperature

11. Temperature
CELSIUS
B. The _________ (°C) scale is the temperature scale in which water freezes at ___ degrees Celsius and boils at ___ degrees Celsius.
100

12. KELVIN absolute freezes boils
Temperature
KELVIN
C. The _________ (K) scale is the _________ temperature scale used in the scientific community (There are no negative values on the Kelvin scale). Water _______ at 273K and ______ at 373 K.
absolute
freezes
boils

13. Temperature
ABSOLUTE
ZERO
1. __________ _____ is the theoretical lowest temperature possible at which all molecular motion stops.

14. Temperature
convert
2. To _______ between Celsius and Kelvin use the formula:
K= °C + 273

15. standard temperature and pressure STP
A. For purposes of comparison, scientists have agreed on standard conditions of exactly 1 atm pressure and 0 °C for temperature. These conditions are called __________ _____________ ____ _________ and are commonly abbreviated STP.
standard
temperature
and
pressure