Earth's Moving Crust

the point where an earthquake starts is called the focus

• True
• False

geothermal energy is heat from below Earth's surface

• True 
• False

a central opening in a volcanic area through which magma may escape is called a hot spot

• true
• false

the hot, molten rock below Earth's surface is the mantle

• true
• false

plate tectonics is the idea that Earth's surface is broken into plates that move

• true
• false

a crater is a wide gently sloped cone that forms from lava flows

• true
• false

magnitude is the amount of energy released by an earthquake

• true 
• false

a seismograph is a sensitive device that detects the shaking of the crust

• true
• false

a vibration that spreads out away from a focus when an earthquake happens is a seismic wave

• true 
• false

Earth's magma is the solid, rocky surface containing the continents and the ocean floor

• true
• false