What's the time, Mr Wolf?
Your teacher will give you some string and a
small piece of plasticine. See if you can
make a pendulum with a time period of
What factors affect the time period of the
How long can your pendulum be used as a
timer, before the oscillation (swing) is too small to see?
Extension: Did the mass
of the bob affect the time period of the pendulum?
Explain your answer, using scientific ideas about energy.