A brother (mass 20 kg)

  1. I need help with this problem because it is confusing me. I tried to anwer it, though, so can someone please correct me if I am
    1. answers icon 1 answer
    2. mTaq14 asked by mTaq14
    3. views icon 597 views
  2. A brother (mass 20 kg) and his big sister (mass 32 kg) want to play on a teeter-totter. The beam is 7 m long and has a mass of
    1. answers icon 1 answer
    2. Josh asked by Josh
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  3. A brother and sister are standing next to each other at rest on a surface of frictionless ice. The brother’s mass is exactly
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    2. katie asked by katie
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  4. Use the analogy to answer the question.Watching from my room, I saw that my little brother was a ball of energy after his nap.
    1. answers icon 1 answer
    2. Lee Hooni 🖤 asked by Lee Hooni 🖤
    3. views icon 63 views
  5. Use the analogy to answer the question.Watching from my room, I saw that my little brother was a ball of energy after his nap.
    1. answers icon 1 answer
    2. whatever name asked by whatever name
    3. views icon 71 views
  6. Kevin has a mass of 77.5 kg and is skating with in-line skates. He sees his 21.00 kg younger brother up ahead standing on the
    1. answers icon 1 answer
    2. Anonymous asked by Anonymous
    3. views icon 1,749 views
  7. 1) David has a mass of 86.4-kg and is skating with in-line skates. He sees his 24.8-kg younger brother up ahead standing on the
    1. answers icon 1 answer
    2. Hannah asked by Hannah
    3. views icon 605 views
  8. Use the analogy to answer the question. Watching from my room, I saw that my little brother was a ball of energy after his nap.
    1. answers icon 3 answers
    2. views icon 164 views
  9. Use the analogy to answer the question.Watching from my room, I saw that my little brother was a ball of energy after his nap.
    1. answers icon 1 answer
    2. views icon 74 views
  10. Use the analogy to answer the question.Watching from my room, I saw that my little brother was a ball of energy after his nap.
    1. answers icon 1 answer
    2. views icon 151 views