3/1 Kinetic Molecular Theory Practice

Which among the following is NOT true regarding the Kinetic Molecular Theory of gases?

• Gases particles move in straight lines.

• Gas particles are closely packed and their motion is orderly.

• Gas particles are in constant motion.

• Gas particles do not attract or repel each other.

Tags

NGSS.HS-PS3-2

Which type of motion in the figure best represents the movement of gas particles?

• Motion 1

• Motion 2

• Motion 3

• Motion 4

Tags

NGSS.HS-PS2-1

Which of the following is true regarding the kinetic molecular theory of gases?

• Gas particles are attracted to one another.

• Gases consist of closely spaced particles.

• Gas particles move around in an orderly manner.

• The temperature of a gas depends on the average kinetic energy of the gas particles.

Tags

NGSS.HS-PS3-4

Of these three states of matter, which one has the most kinetic energy? 

• Solid 
• Liquid 
• Gas

Tags

NGSS.HS-PS3-2

NGSS.HS-PS3-4

The pressure of each flask is given in atmospheres (atm). Flask 1 has the lowest pressure, and Flask 4 has the highest. Knowing what causes gas pressure, which of the following statements is true?

• Flask 1 contain the most molecules

• Flask 2 contain the most molecules

• Flask 3 contain the most molecules

• Flask 4 contain the most molecules

Gas pressure is caused by ______.

• gravity.

• gas molecules colliding with each other.

• gas molecules colliding with surfaces of the container.

• gas molecules reacting with each other.

Tags

NGSS.HS-PS2-1

At what temperature do nitrogen molecules move fastest?

• 350 K
• 300 K
• 250 K
• 200 K

Tags

NGSS.HS-PS3-2

If you place a balloon in a freezer what happens to the size of the balloon?

• Doubles
• increases
• decreases
• stays still

Tags

NGSS.MS-PS1-4

Which of the following is an assumption of the kinetic-molecular theory of gases?

• Collisions between gas particles are inelastic.

• Gases consist of closely spaced particles.

• Gas particles move around in an orderly manner.

• The temperature of a gas depends on the average kinetic energy of the gas particles.

Tags

NGSS.HS-PS2-1

NGSS.HS-PS3-4

In order to convert to Kelvin, you add ______ to the Celsius measurement.

• 372
• 273
• 237
• 732