1.A box sliding with a constant speed down a ramp exhibits in decreasing velocity (false or true)
2.it takes you 1.5 minutes to walk with an average velocity of 1.8m/s to the north from the bus to stop the musuem entrance.the displacement will be equal to 1.620 x 10³ (true or false)
3.simpson drives his car with an average velocity of 72.0 km/h to the east.it will take him 2.8 hours to drive 144 km on a straight high way (true or false)
4.heather and matthew walk with an average velocity of 2m/s east ward.if it takes them 45 min to walk to the store,their displacement will be equal to 4500 (true or false)
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Ответ:
A. Reduce the distance by a factor of 4.
Explanation: