WorksheetsVolcanic Eruption
Total questions: 6
Worksheet time: 3mins
Which one is right?
A volcano is a rupture in the crust of a planetary-mass object
A volcano is a rupture in the crust of magma
A volcano is a rupture in the crust of lava
Volcanic ash is....
a mixture of soil, mineral, and glass particles
a mixture of bronze, mineral, and glass particles
a mixture of rock, mineral, and glass particles
A volcano's parts are
Ash
Lava
Crater
Layers of lava ash
Secondary vent
Magma
Magma chamber
Ash
Lava
Crater
Layers of lava ash
Main vent
Secondary vent
Magma
Magma chamber
Ash
Lava
Gold
Layers of lava ash
Main vent
Secondary vent
Magma
Magma chamber
What's an active volcano?
An active volcano is a volcano that has had at least one eruption during the past 5,500 years.
An active volcano is a volcano that has had at least one eruption during the past 1,000 years.
An active volcano is a volcano that has had at least one eruption during the past 2,000 years.
An active volcano is a volcano that has had at least one eruption during the past 10,000 years.
What's an extinct volcano?
An extinct volcano has not had an eruption for at least 1,000 years and is not expected to erupt again in a comparable time scale of the future.
An extinct volcano has not had an eruption for at least 10,000 years and it is expected to erupt again in a comparable time scale of the future.
An extinct volcano has not had an eruption for at least 10,000 years and is not expected to erupt again in a comparable time scale of the future.
Where did the biggest volcanic eruption happen?
In Australia
In China
In Greece
In Indonesia
Else
