flea jumps by exerting a force of 1.02  10-5 N straight down on the ground. A breeze blowing on the flea parallel to the ground exerts a force of 1.12  10-6 N on the flea. Find the direction and magnitude (in m/s2) of the acceleration of the flea if its mass is 6.0  10-7 kg. (Let us assume that  Fwind  points to the right. We will consider this to be the +x direction and vertical to be the +y direction.) magnitude m/s2direction ° (measured clockwise from the vertical)

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Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!