A6kg weight is lifted off the ground to a height that gives it 70.56j gravitational potential energy. what is its height? acecelaration due to gravity is g=9.8m/s

The force will determine the acceleration.

Karen is running forward at a speed of 9 m/s. she tosses her sweaty headband backward at a speed of 20 m/s. the speed of the headband, to the nearest whole number relative to a stationary observer watching karen

Why is it important always to use horizontal bars in unit fractions when performing unit conversions?