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Air is a good conductor of electric charges.

• True

• False

Lightning occurs between

• cloud and ground

• between two clouds

• within the same cloud

• all of the above

Type of charge on upper part of cloud is usually____________

• positive

• negative

You can have thunder without ligthning

• False

• True

How many times is lightning hotter than the sun?

• 0.4 times

• 1 time

• 5 times

• 100 times

Why do we see lightning before we hear the thunder?

• Because the light is further away from the cloud and the cloud makes the noise.

• Because light travels faster than sound.

• This statement is false.

What is the most common type of lightning

• cloud to cloud

• intracloud

• cloud to ground

• ground to cloud

What causes thunder?

• rapidly heated and expanding air

• the collapse of a part of the cloud

• the energy when lightning hits the ground

• The part of the spectrum that allows sound to be heard

What causes lightning

• The speed of the updraft

• friction between ice and graupel

• the downdraft rubbing the updraft

• The updraft contacting the downdraft

What is heat lightning?

• Lightning formed without thunder

• lightning that is so far away the thunder can't be heard

• lightning caused by hot days. Stays in clouds

• A warmer type of lightning. A reddish lightning