Ch 9 Lesson 2 Volcanoes

A ​ (a)   is a vent in Earth's crust through which melted rock flows onto Earth's surface

• volcano
• earthquake
• magma
• hot spot

Tags

NGSS.MS-ESS2-1

​ (a)   is molten, or melted rock below Earth's surface.

• Magma
• lava
• hot spot
• viscosity

Match the following

Types of Volcanos

• large with gentle slopes made fro basaltic lavas

• cinder cone

• small, steep sided and made from moderately explosive eruptions of basaltic lavas

• Sheild

• Large depression formed when a volcano's summit collapses

• Caldera

• large, steep sided and made from mixture of andesitic and rhyolitic lava and ash

• composite

Which of the following is NOT a gas dissolved in magma?

• water vapor

• carbon dioxide

• sulfer

• oxygen

Tags

NGSS.MS-PS1-1

Pulverized rock and ash that erupts from explosive volcanoes is called ​ (a)   .

• volcanic ash
• magma
• lava
• hot spot

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS3-2

What type of lava erupts from shield volcano's?

• andesitic

• basaltic

• granite

• rhyolitic

Tags

NGSS.MS-ESS2-1

A volcano with gently sloping sides is a(n)​ (a)   .

• shield volcano
• cinder cone volcano
• composite volcano

Magma that erupts quietly is ​ (a)   . Magma most likely to erupt explosively is ​ (b)   .

• basaltic
• rhyolitic
• lava
• viscosity

Volcanic activity that does not occur near a plate boundary happen at a(n)​ (a)   .

• hot spot
• surface wave
• epicenter
• fault

Molten rock inside the Earth is called.......

• lava.

• hot spot.

• magma.

• epicenter.