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Question
(a) Name the three layers of earth. Draw a labelled diagram to show the structure of earth.
(b) What is a seismograph? Draw a labelled diagram of a seismograph.
(a) Name the three layers of earth. Draw a labelled diagram to show the structure of earth.
(b) What is a seismograph? Draw a labelled diagram of a seismograph.
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Solution
(a) The three layers of the earth are
crust
mantle and core.
b) The seismograph is a device that measures and records details of earthquakes, such as force and duration. A seismograph is a device that scientists use to measure earthquakes. The goal of a seismograph is to accurately record the motion of the ground during a quake.
(a) The three layers of the earth are
crust
mantle and core.
b) The seismograph is a device that measures and records details of earthquakes, such as force and duration. A seismograph is a device that scientists use to measure earthquakes. The goal of a seismograph is to accurately record the motion of the ground during a quake.
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