What are Clouds?

We can see the water vapor in the air.

• True

• False

Tags

NGSS.MS-ESS2-5

Clouds are made of gases and larger water droplets or ______________suspended in the air.

• sand

• ice crystals

• sodium

• stuff

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-4

Some parts of the cloud appear dark because...

• they are made of different gases

• They are filled with pollution.

• The sunlight is not reaching that part of the cloud.

Tags

NGSS.MS-ESS2-5

Clouds form when the air is at ________% relative humidity and has cooled down.

• 50

• 75

• 0

• 100

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-4

Condensation on the grass is called ________.

• frost

• snow

• dew

• dry ice

Tags

NGSS.MS-ESS2-4

Any solid particle that water vapor sticks to as it cools down is called a cloud condensation ______________.

• nuclei

• neutron

• proton

• center

Click on possible cloud condensation nuclei. (Choose ALL that are correct)

• dust

• pollen

• pollution

• ash

Tags

NGSS.MS-ESS2-5

CCN stands for...

• Cable Cat Network

• Cam Cooks Noodles

• Cloud Condensation Nuclei

• Cirrus Clouds Nah

When scientists add CCN to the air to increase the amount of cloud formation...

• cloud planting

• cloud seeding

• rain dance

• cloud clumps

Tags

NGSS.MS-ESS2-5

CCN can be dumped into the air from an aircraft.

• true

• false