1GB1 - Tectonics Theory

Suggest two reasons for the distribution in Figure 2.

Identify the most appropriate technique to accurately measure volcano type.

• Satellite image

• Cross section

• Seismometer

• Pictogram

Identify two data presentation techniques that would show the contrasting

impact of a hazard event on different countries.

• line graph

• population pyramid

• bar graph

• flow line map

• choropleth map

Other than volcanoes, explain how two tectonic hazards could occur at X in

Figure 2.

Explain one way people can predict volcanic eruptions or earthquakes

Identify which one of the following describes the outer core.

• a liquid layer of 2 200 km in thickness

• a solid layer with temperatures over 5000˚ Celsius

• a layer of partly molten and partly solid rock

• a solid layer of 1 300 km in thickness

State which one of the Earth’s layers has the highest density.

• mantle

• crust

• inner core

• outer core

Explain one cause of a tsunami.

Identify one primary impact of tectonic hazards.

• loss of employment

• spread of disease

• destruction of buildings

• homelessness

Identify which one of the following is the best description of Iceland’s tectonic

location.

• on a convergent boundary

• on a divergent boundary

• on a continental plate

• on a conservative boundary