Please Help Due Today 15 points for A ball of mass 0.616 kg moving east (+x direction) with a speed of 3.90 m/s collides head-on with a 0.308 kg ball at rest. Assume that the collision is perfectly elastic. What is the speed of the .616kg ball after the collision? What is the .308kg ball after the collision?

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Explanation:

when insulating materials rub against each other, they may become electrically charged . electrons , which are negatively charged, may be 'rubbed off' one material and on to the other. the material that gains electrons becomes negatively charged. the material that loses electrons is left with a positive charge.

as a general rule, scissors have blades less than 6 in (15 cm) long and usually have handles with finger holes of the same size. shears have blades scissors used to cut hair or fabric must be much sharper