Aceleration force mass question

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SUMMARY

The discussion focuses on calculating net force and acceleration using Newton's second law of motion. A cow with a mass of 408.6 kg slides down a 10-meter slope in 1.5 seconds, prompting the need to determine the net force acting on it. Additionally, a net force of 450 N is applied to a baseball weighing 0.333 kg, requiring the calculation of its acceleration. The key equation used is F = m * a, where F is net force, m is mass, and a is acceleration.

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  • Understanding of Newton's second law of motion
  • Familiarity with kinematic equations
  • Basic knowledge of units of force (Newtons) and mass (kilograms)
  • Ability to manipulate algebraic equations
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  • Study the relationship between force, mass, and acceleration in various contexts
  • Explore examples of net force calculations in real-world scenarios
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Students studying physics, particularly those focusing on mechanics, as well as educators seeking to clarify concepts of force and acceleration.

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1.

1) Homework Statement


If a cow eating grass (at rest) and having a mass of 408.6 kg slides down a 10 meter slope in 1.5 seconds. What is the net force on the cow?

2) A net force of 450 N is applied to a .333 kg baseball, what is its acceleration?





Homework Equations



force = mass * acceleration

The Attempt at a Solution



No idea how to do number one! Is number two, 450=.333(acceleration) ?

Thanks
 
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minhas510 said:
1.

1) Homework Statement


If a cow eating grass (at rest) and having a mass of 408.6 kg slides down a 10 meter slope in 1.5 seconds. What is the net force on the cow?

2) A net force of 450 N is applied to a .333 kg baseball, what is its acceleration?





Homework Equations



force = mass * acceleration
remember it's net force=mass*acceleration

The Attempt at a Solution



No idea how to do number one!
what's the acceleration of the cow using the kinematic equations? Then apply your relevant equation.
Is number two, 450=.333(acceleration) ?
Yes, solve for the acceleration, but don't forget to use the proper units; when the mass is in kg and the force is in N, then the acceleration has the units of_______?
 

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