Question

what causes the up and down wiggles on the seismogram shown in the given figure?

Answer 1

Answer:Vibrations

Explanation: Seismograph has a rotating drum and a pendulum with a pen on it's tip when earth quick occurs the pendulum oscillates and draw the lines on the paper of rotating drum

Answer 2

SEISMOGRAM:

• A seismogram is a special device that can record minute vibrations in earth and are used to record the vibrations in earth’s crust also known as earthquakes and also vibrations caused due to artificial causes like explosions and big vehicles.
• These wiggles that are seen in graph are due to some sort of vibrations that are seen beside the seismogram.
• The seismogram machine consists of the drum on which a particular graph paper is rolled and this drum is rolled at a particular rate. A pen is hanged which marks the line as drum rolls. Any movement in the whole setup is recorded.