Number 3 i need this very hard for me

When the magnetic domains in a material can be aligned, but eventually drift out of alignment, the material is

Calculate the first and second velocities of the car with four washers attached to the pulley, using the formulas v1 = 0.25 m / t1 , and v2 = 0.25 m / (t2 – t1) where t1 and t2 are the average times the car took to reach the 0.25 and the 0.50 meter marks. record these velocities, to two decimal places, in table e.

What you see with your eyes is a form of energy. a. light b. heat c. chemical d. electrical