The answer to the question :) 17/40=.425
Answer:
3.0 kg
Step-by-step explanation:
Momentum before collision = momentum after collision
m₁ u₁ + m₂ u₂ = m₁ v₁ + m₂ v₂
(1.0 kg) (5.0 m/s) + m (-2.0 m/s) = (1.0 kg) (-4.0 m/s) + m (1.0 m/s)
5.0 kg m/s + m (-2.0 m/s) = -4.0 kg m/s + m (1.0 m/s)
9.0 kg m/s = m (3.0 m/s)
m = 3.0 kg
<span>1:50 scale means 1cm on paper and <span>50cm in real life . So 18x50=900cm
and the answer is 9m . Hope you enjoy !</span></span>
Answer:
A and D
Step-by-step explanation:
In the attached file