What is your name? First and last names, please

What is weather?

• The change that occurs in clouds from day to day

• The amount of rain or snowfall in a day

• Earthquakes, tornadoes, and other disasters

• The condition of the atmosphere at a given time and place.

Tags

NGSS.MS-ESS2-5

Which layer of the atmosphere is where most weather happens?

• Troposphere

• Stratosphere

• Mesosphere

• Exosphere

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Look at the names of gases below. Put a check next to the TWO gases that are most plentiful in Earth's atmosphere.

• Hydrogen

• Nitrogen

• Oxygen

• Helium

• Carbon dioxide (CO2)

Tags

NGSS.MS-PS1-1

What weather factor does a thermometer measure?

• humidity

• air pressure

• temperature

• wind direction

What weather factor does a barometer measure?

• humidity

• air pressure

• temperature

• wind direction

What weather factor does a wind vane measure?

• humidity

• air pressure

• temperature

• wind direction

Mark each sentence that is true about air.

• Air can be compressed (pushed into a smaller space).

• Air has no mass.

• Air is made of particles too small to see.

• Air takes up space.

• Air is in many places, but not in closed containers such as jars.

If you have a diagram of some air in a syringe showing 8 dots (to represent the air particles) in the uncompressed syringe, how many dots should you draw in the compressed syringe?

• 8 dots

• 16 dots

• a random number of dots

• 4 dots

A student had a flat playground ball. She wondered how its mass would change after she pumped it up. What would she find out?

• The ball weighs the same, flat and pumped up.

• The ball weighs more pumped up than flat.

• The ball weighs less pumped up than flat.