Solve a Physics Problem: Finding Time in the Air for a Kangaroo Jumping 3.0m

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SUMMARY

The problem involves calculating the time a kangaroo spends in the air when it jumps to a height of 3.0 meters. The correct time of flight can be determined using the kinematic equations for uniformly accelerated motion. The solution requires applying the equation \( t = \sqrt{\frac{2h}{g}} \), where \( h \) is the height (3.0 m) and \( g \) is the acceleration due to gravity (approximately 9.81 m/s²). The correct calculation yields a time of approximately 1.11 seconds, which is significantly different from the incorrect answer of 5.622 seconds provided by the user.

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  • Understanding of kinematic equations in physics
  • Knowledge of gravitational acceleration (9.81 m/s²)
  • Ability to manipulate square roots and basic algebra
  • Familiarity with units of measurement in physics
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  • Review kinematic equations for vertical motion in physics
  • Practice solving problems involving projectile motion
  • Explore the concept of free fall and its implications
  • Learn about the effects of air resistance on jumping objects
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Homework Statement


A kangaroo jumps to a vertical height of 3.0 m. How long was it in the air before returning to Earth?


Homework Equations





The Attempt at a Solution


i got 5.622 as an answer but that's not right.
 
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