Gas Particles and Pressure Quiz grade 11

What is pressure?

• Force per mass

• Force per area

• Force per volume

• Force per length

In the ideal gas equation PV = nRT, what does 'n' represent?

• Pressure

• Temperature

• Volume

• Number of particles

What is the ideal gas equation used for?

• To measure the temperature of a gas

• To calculate the number of particles

• To determine the volume of the container

• To predict the pressure of a gas

What is the relationship between pressure and temperature in a gas?

• Exponential relationship

• No relationship

• Inversely proportional

• Directly proportional

What happens to pressure when the particles in a gas move faster?

• Pressure increases

• Pressure becomes zero

• Pressure remains the same

• Pressure decreases

What is the main factor that affects the pressure of a gas?

• Shape of the container

• Color of the particles

• Temperature of the particles

• Volume of the container

How is temperature related to the kinetic energy of gas particles?

• Temperature is inversely proportional to kinetic energy

• Temperature is directly proportional to kinetic energy

• Temperature has no effect on kinetic energy

• Temperature is equal to kinetic energy

Which intermolecular force results from the differing charges of ionic compounds?

• Dipole-Dipole

• Hydrogen Bonding

• London Dispersion

• Ion-Dipole

What is the distance between 2 wave crests called?

• amplitude

• frequency

• wavelength

According to the Doppler Effect, if you move towards a siren, the pitch will get

• higher

• lower