🟡2.18: QUIZ 2.1: GRAPHS & KINETIC-MOLECULAR THEORY: 5D4WS123

Which of the following is true about atmospheric pressure?

• It varies widely, depending on the weather.
• It is measured with an anemometer.
• It affects the boiling point of a liquid.
• It increases with altitude.

Tags

NGSS.MS-ESS2-5

Compared with gases, liquids...

• have a stronger attractive forces.
• have more space between their particles.
• are more easily compressed.
• are much less dense.

As you climb a mountain, atmospheric pressure

• increases and boiling point decreases.
• decreases and boiling point increases.
• increases and boiling point increases.
• decreases and boiling point decreases.

Tags

NGSS.MS-PS1-4

The conditions at which the solid, liquid, and gaseous phases of a substance can exist in equilibrium with one another is called.

• sublimation point
• freezing point
• condensation point
• triple point

Tags

NGSS.MS-PS1-4

identify THE MODEL THAT REPRESENTS BOILING

• 
• 

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The average kinetic energy of particles in a substance......

• is not affected by the temperature of the substance.
• increases as the temperature of the substance decreases.
• is directly proportional to the temperature of the substance.
• is equal to zero.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

According to the Kinetic-Molecular Theory, gases consist of particles that

• occupy considerable volume.
• exert attractive and repulsive forces on other particles.
• are relatively close together.
• have motion that is constant, random, and rapid.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS2-5

Compared with gases, liquids

• have stronger attractive forces.
• are much less dense.
• have more space between their particles.
• are more easily compressed.

Tags

NGSS.MS-PS1-4

Water could be made to boil at 92°C by...

• lowering the external air pressure.
• increasing the pressure on the water.
• raising the external air pressure.
• none of the above.

Tags

NGSS.MS-PS1-4

What must happen in order for a liquid to boil?

• vapor pressure must equal atmospheric pressure
• vapor pressure must less than atmospheric pressure
• vapor pressure must greater than atmospheric pressure
• atmospheric pressure has no effect on vapor pressure

Tags

NGSS.MS-PS1-4