In fireworks the momentum provided by chemicals is directed
A) upwards
B) left side
C) right side
D) downwards
Correct Answer:
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Q9: Momentum of two objects moving with same
Q10: Forces on interacting bodies are
A)equal
B)opposite
C)both A and
Q11: Resultant force acting on object and rate
Q12: In a perfectly elastic collision, the relative
Q13: {{}} A white ball of mass 1.0
Q15: Total momentum within a closed system is
A)increasing
B)decreasing
C)zero
D)constant
Q16: Average force acting on 900 kg car
Q17: Interaction that causes an object's momentum to
Q18: Momentum possessed by spinning objects is called
A)linear
Q19: In a perfectly inelastic collision, kinetic energy
A)totally
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