I WONDER - Where Does Lava Come From?

The video explains how lava can flow down a volcano or erupt explosively, detailing the speed and distance lava can travel before solidifying. It highlights the dangers of explosive eruptions, which can send ash and rock fragments into the air, forming ash clouds and falls. The formation of lava fountains and bombs during such eruptions is also discussed.

What are the two main ways lava can behave during a volcanic eruption?

• Freeze and melt

• Evaporate and condense

• Sink and float

• Flow down a slope and shoot out

How far can lava flows travel before they solidify?

• A few feet

• Several miles

• A few inches

• Across continents

What is a characteristic of explosive volcanic eruptions?

• They are silent

• They are harmless

• They cool the surrounding area

• They send ash and rock fragments into the air

What can be formed during explosive eruptions?

• Lava fountains and bombs

• Coral reefs

• Icebergs

• Sand dunes

What is a potential danger of volcanic eruptions?

• Producing fresh water

• Increasing air quality

• Creating new land

• Generating ash clouds and ash falls