Questions asked
If a person is holding their breathe, what will force him to start breathing again?
A figure skater is spinning with her arms held straight out. Which has greater rotational speed, her shoulders or her fingertips? Why?
Suppose the bob on a pendulum is released at twice its original heigh. What is its maximum kinetic energy?
Pritesh Ranjan
Numerade educator
how fast would a person with a mass of 100kg have to run to have the same momentum as an 18 wheeler with a mass of 24,000 kg rolling at 1 mph?