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23 Nov 2019
1.A 0.33 kg soccer ball approaches a player
horizontally with a velocity of 15 m/s to the
north. The player strikes the ball and causes
it to move in the opposite direction with a
velocity of 23 m/s.
What impulse was delivered to the ball by
the player?
Answer in units of kg · m/s.
2.If a 0.149 kg baseball has a momentum of 6.12
kg·m/s as it is thrown from home to second
base, what is its velocity?
Answer in units of m/s.
1.A 0.33 kg soccer ball approaches a player
horizontally with a velocity of 15 m/s to the
north. The player strikes the ball and causes
it to move in the opposite direction with a
velocity of 23 m/s.
What impulse was delivered to the ball by
the player?
Answer in units of kg · m/s.
2.If a 0.149 kg baseball has a momentum of 6.12
kg·m/s as it is thrown from home to second
base, what is its velocity?
Answer in units of m/s.
Nestor RutherfordLv2
29 Oct 2019
