Grade 9- Review Test (3rd Quarter)

The following are the practices on how we adapt the changing of climates except one.

• Maximizing burning of forests.

• Providing incentives to increase the use of mass transport.

• Using of scarce water resources efficiently.

• Increasing efforts to reduce the emission of greenhouse gases by turning to alternative sustainable energy.

What do you call this type of volcano if it has a record of eruption?

• neutral volcano

• active volcano

• inactive volcano

• super volcano

What type of eruption is this when there is an interactions of magma and water that resulting to a violent fine as eruption?

• Strombolian

• Vulcanian

• Phreatic

• Phreatomagmatic

Also known as Strato Volcanoes, this volcano is made from alternating layers of ash and lava is called a  _________________ volcano

• shield

• cinder cone

• composite

• fissure

These are the types of volcano except one.

• Phreatic Volcano

• Cinder Cone Volcano

• Volcanian

• Pelean

It is a rapid flowing thick mixture of volcanic material and water, usually generated along river channels by extreme rainfall.

• ashfall   

• volcanic gases

• lahar  

• lava flow

What is the climate of the top of a mountain like as compared to the bottom of the mountain?

• wetter

• warmer

• drier

• cooler

A molten rock found underneath the Earth and comes out of the vent, the central opening of a volcano.

• Lava

• Magma

• Crater

• Lahar

What type of eruption is this that it happens between the contact of hot rocks and water? 

• Strombolian

• Phreatic

• Vulcanian

• Phreatomagmatic

What is true about volcanoes in the Philippines?

• They are always big.

• They erupt violently.

• They all have perfect cones.

• They are part of the Pacific Ring.