When the 5 kg velocity vector was (4 m/s, 330 degrees), a reference frame rotation of degrees would transform the 2-dim collision to the horizontal direction as a 1-dim collision.

Answer: buoyancy forceexplanation: in simple terms, the principle states that the buoyancy force on an object is equal to the weight of the fluid displaced by the object, or the density of the fluid multiplied by the submerged volume times the gravitational acceleration, g. this is also known as upthrust.

The fertilized egg  begins to develop into a hollow ball of cells called the blastocyst.