What does it mean when a cloud has a dark base?

Spotted by Christopher Watson over Lee Point, Darwin, Northern Territory, Australia.

It means the cloud definitely contains hail.
It means the cloud is likely to be tall.
It means the cloud needs a wash.

What are these clouds made of?

Drag the clouds next to the right answers…

Sort elements

Low clouds like Cumulus

Spotted over Dundee, Scotland by Ring-bo-ree.
High clouds like Cirrus

Spotted over Boroondara, Victoria, Australia by ‘neitsroth’.
Clouds attached to sticks

Spotted over Seoul, South Korea by ‘Roco Julie’.

Made of water droplets
Made of ice crystals
Made of sugar

Cloud shapes fall into three general groups. What are they?

1. Clumps or heaps

Spotted over Eldorado Springs, Boulder County, Colorado, United States by gcgoodson.

2. Layers

Spotted over Clevedon, England by cara147m.

and…

3. Mushrooms

Spotted over Caracas, Venezuela by Jorge Raventos (Member 32,249).
3. Elephants

Spotted over Prescott, Arizona, US by Stephen Farina.)
3. Translucent streaks

Spotted over Abbotsford, Boroondara, Victoria, Australia by neitsroth.

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Welcome to the World of Clouds quiz

Quiz Summary

Information

Results

Results

Categories

You didn’t get all the questions right, but clouds never play by the rules – so who cares?

You passed with flying colours!

1. Question

What does it mean when a cloud has a dark base?

2. Question

What are these clouds made of?

Sort elements

Made of water droplets

Made of ice crystals

Made of sugar

3. Question

Cloud shapes fall into three general groups. What are they?

1. Clumps or heaps

2. Layers

and…

3. Mushrooms

3. Elephants

3. Translucent streaks