Gas Laws and Matter

Directly proportional means that as one value increases ....................

• the other stays the same 
• the other increases as well
• the other decereases
• the other goes to zero

Inversely proportional means as one value increases the other............. 

• increases 
• decreases 
• stays the same 
• goes to zero

Temperature describes  the ______________ of particles.

• volume
• mass
• motion
• conductivity

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

When a basketball is left outside in the cold it goes flat because the volume of air inside the ball has been reduced. What  gas law does this represent?

• Boyle's Law
• Charles's Law

Tags

NGSS.MS-PS1-4

If you push down the plunger of a bicycle pump the chamber's volume is decreased. When that happens pressure in the chamber increases and the air then rushes out of the pump and into your flat tire. What gas law does this represent?

• Charles's law
• Boyle's law
• Newtons laws
• Coulombs laws

A student inflates a balloon with helium then places it in the freezer. The student should expect

• the balloon's volume to increase

• the balloon's volume to decrease

• the balloon's moles to increase

• the balloon's moles to decrease

Tags

NGSS.HS-PS1-5

If a hairspray can is heated, what can be expected of the pressure of the gas inside the can?

• The pressure will increase

• The pressure will decrease

• The pressure will remain constant

• The pressure will equalize

Tags

NGSS.MS-PS1-4

Which of the following would increase the (gas) pressure of a system?

• Increase the Temperature
• Pump in more gas
• Decrease the volume
• All of these

Pressure is

• defined as the mass that an object exerts when at rest.

• not a measurable in gases.

• defined as the number of moles of substance divided by the mass of the substance.

• created by the force of the gas particles impacting the walls of the container.

Which of these is an example of sublimation?

• water turning to ice
• ice cream dripping
• a puddle drying up
• dry ice being used to make fog

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4