SCIENCE 9 QUIZZIZ in Volcanic Eruption

1. Scientists have found that the dominant elements in magma are oxygen and silicon.

• Physicist

• Archaeologists

• Geologist

• Botanist

2. Which of the following is NOT a type of Magma?

• Andesitic or Intermediate

• Basaltic or Matic

• Rhyolitic or Felsic

• Andesite rocks

3. These are tiny lava particles that explode into the atmosphere when a volcano erupts.

• Volcanic Ash

• Cinders

• Bombs

• Agglutinates

4. This type of Magma has an Average temperature ranges from 1,000 degree Celsius to 2,000 degree Celsius.

• Andesitic - Intermediate

• Rhyolitic - Felsic

• Basaltic - Matic

• Andesite rocks

5. How many active volcanoes are there in the Philippines?

• 24

• 21

• 23

• 25

6. How many active volcanoes are there on Earth?

• 1,000

• 860

• 1,500

• 1,200

7. It is the storage of magma, the molten rock found about 5km below Earth’s crust.

• Crater

• Throat

• Magma Chamber

• Main Vent

8. This is the pipe or channel in which magma moves up above Earth’s surface. 

• Throat

• Crater

• Secondary Vent

• Main Vent

9. The uppermost section of the main vent.

• Throat

• Main Vent

• Magma Chamber

• Crater

10. This vent is found in larger volcanoes that need more than one vent as a passageway for magma.

• Crater

• Secondary Vent

• Main Vent

• Throat