Intro to Gases

Greenhouse gases are helpful to life on Earth.

• TRUE

• FALSE

What is the ideal gas law equation?

Which of the following is a characteristic of gases?

• Definite shape

• Definite volume

• High density

• Compressibility

What happens to the pressure of a gas if the volume is decreased while the temperature remains constant?

• Pressure increases

• Pressure decreases

• Pressure remains constant

• Pressure becomes zero

Which scientist is known for the discovery of the relationship between gas volume and temperature?

• Boyle

• Charles

• Avogadro

• Dalton

What is the standard unit of pressure in the context of gases?

• Pascal

• Newton

• Joule

• Watt

In the kinetic molecular theory, what is assumed about the motion of gas particles?

• They are stationary

• They move in random directions

• They move in a fixed path

• They move only upwards

Tags

NGSS.MS-PS3-1

What is the term for the temperature at which a gas theoretically occupies zero volume?

• Absolute zero

• Freezing point

• Boiling point

• Room temperature

Which gas law relates pressure and volume at constant temperature?

• Boyle's Law

• Charles's Law

• Avogadro's Law

• Ideal Gas Law

What is the main component of Earth's atmosphere?

• Oxygen

• Nitrogen

• Carbon Dioxide

• Argon