A force of 13.1 N changes the momentum of a moving object by 10.9 kg·m/s. Using the impulse equation, calculate how long the force acted on the mass. Write your answer to two decimal places.

a.metals can become magnetic if they have many spinning electrons that create magnetic fields.d.only some metals are attracted by magnets; these metals are called ferromagnetic.

d.wrapping an insulated wire around a metal with ferromagnetic properties and applying an electric current.

small = small current large mag large current

1 the 4 is sig

total distance/total time

(85 + 82)/(5+3)

167/8

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