1_4 Variables that control the behavior of gases

Changes of temperature, pressure and ______ affect gases more than they do solids and liquids

• Thermal conductivity (k)

• Voltage (V)

• Volume (V)

Answer explanation

Temperature, pressure, volume and number of moles are the main variables that control the behavior of gases

________ represents the amount of force (F) exerted per unit of area (A)

Answer explanation

Pressure is represented as: P = F/A

When a gas is compressed, the spaces between the particles _________

• increase

• decrease

• collide

Answer explanation

An increase of pressure (P) decrease the space between gas particles

What letter is used to represent the number of moles?

• F

• n

• M

Answer explanation

n = number of moles

If temperature increases, gas particles will move ______

• slower

• slightly

• faster

Answer explanation

T is related to the movement of gas particles