5. The brakes on a car do 240,000 J of work stopping the car. If the car travels 20m while the brakes are being
applied, what is the force the brakes exert on the car?
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Year  1936,  lehman predicted that the earths 'inner core' is solid. she observed that the seismic signals during her study were bent and did not pass through instead bouncing back. later it was confirmed that the earth's inner core was solid made up of nickel-iron and had a molten outer core.

They like garbage and they hunt during the night.