The energy of motion is known as ___.

• potential energy

• kinetic energy

• mechanical energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

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

Which of the following statements is true?

• Gases do not move in straight line

• Gas particles are spaced so far apart that most of the volume of gas is empty space

• Gas particles are not in constant motion

• Gas particles attract each other

Tags

NGSS.MS-PS1-4

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

• Solid 
• Liquid 
• Gas

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

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.

Adding heat to a solid makes the particles move...

• Particles in a solid are not moving

• Slower

• At the same rate as before the heat was applied

• Faster

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The particles in a gas are ______ away from each other than the particles in a solid

• farther

• closer

• the same distance

Tags

NGSS.HS-PS1-3

This one is tricky!

The temperature of each flask is given in Kelvin (K). Think about how temperature affects the motion of gas particles. Now think about what causes gas pressure....

Which of the following statements is correct?

• Flask 1 has the lowest pressure

• Flask 3 has the lowest pressure

• Flask 2 has the lowest pressure

• Flask 4 has the lowest pressure

Tags

NGSS.MS-PS1-4

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.

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

• Motion 1

• Motion 2

• Motion 3

• Motion 4

Tags

NGSS.MS-PS1-4