What happan to Tonga?

What happan to Tonga?

By Eric Lee

Multiple Choice

What kind of natural hazard was happen in Tonga?

• Earthquake

• Tsunami

• Volcanic eruption

• typhoon

Multiple Choice

The volcanic eruption in Tonga also triggered other natural hazard. What is it?

• Earthquake

• Tsunami

• Wild fire

• Landslides

Multiple Choice

What other damages was caused by the volcanic eruption in Tonga?

• Dam collapsed

• Phone line down

• Internet cable cut

• Buildings collapsed

Multiple Choice

The eruption was so powerful that it was recorded around the world and heard as far away as _________ it triggered giant waves along the Pacific coastlines from Japan to the United States.

• Japan

• Hong Kong

• China

• Alaska

Multiple Choice

The volcano ash posing a major health concern contaminating the

_______ _______ .

• fresh air

• drinking water

• sea food

• organic fruits

Multiple Choice

Most of the world's volcanoes are found around the "ring of fire", a meeting point of tectonic plates and areas of intensive seismic activity .

Where is the ring of fire located?

• Pacific Ocean

• Atlantic Ocean

• Indian Ocean

• Southern Ocean

Multiple Choice

Plate boundaries sometimes collide causing one to slide beneath the other.

Thisnis called ___________ boundary.

• divergent

• transform

• constructive

• destructive

Multiple Choice

Pressure and heat created by this destructive boundary movement force ______ up into the cracks in the rocks until it explodes to the surface as lava causing a volcanic eruption.

• lava

• magma

• ash

• air

Multiple Choice

Molten rock, debris and gases from the Earth interior are also emitted either from the main ______ or from secondary vents.

• exit

• crater

• opening

• hole

Multiple Choice

When plates are moved away from each other is called ________ boundary.

• convergent

• transform

• constructive

• destructive

Multiple Choice

In the case of constructive boundary, magma rises to fill the gap creating a new ______ when this happen under the sea volcanic island are eventually formed.

• crust

• land

• sea

• mantle

Multiple Choice

Volcanic activity can also occur underneath tectonic plates in areas known as

_____ _____ when magma escapes through melted molten rock.

• lava areas

• heat point

• fire spots

• hot spots