Weather & Water: Investigation 2

Earth's atmosphere is mostly made of...

• hydrogen and carbon dioxide
  
• oxygen and nitrogen
  
• oxygen and carbon dioxide
• hydrogen and nitrogen

What is matter?

• anything you can see
  
• anything that has mass
  
• anything that takes up space
• anything that has mass and takes up space
  

Weather occurs in which layer of the atmosphere?

• entire atmosphere
  
• the stratosphere
  
• the troposphere
  
• the exosphere

Tags

NGSS.MS-ESS2-5

Compression occurs when air particles... 

• are forced together
• are forced apart
• bounce off a surface
• heat up

What happens when air particles are forced apart?

• compression
• expansion
• mass
• excursion

What happens when pressure is exerted on a gas ?

• Its volume and density increases.

• Its volume and density decreases.

• Its volume decreases and density increases.

• Its volume and density remains the same

What is atmospheric pressure ?

• The force exerted on a surface by the mass of the air above it.

• The speed of the wind blowing.

• The large scale movement of air against a surface

• How hard air particles push against the plunger in a syringe

Which weather tool measures air pressure ?

• Wind Meter

• Barometer

• Hygrometer

• Thermometer

In class, what happened to the volume of the jar, with the glass bottle inside, when it was squeezed ?

• It decreased

• It increased

• It stayed constant

• It reduced the waters volume

What happened to the number of particles in the jar when it was squeezed in class ?

• The number of particles decreased.

• The number of particles increased.

• The number of particles remained the same.

• Some particles were pushed out of the jar.