Newton's Second Law

• If you push a heavier cart, what is required to achieve the same acceleration?

  More force is needed
• How does substituting known values help in solving for unknown variables?

  It allows calculation using the rearranged equation
• What does Newton's Second Law state?

  Force equals mass multiplied by acceleration
• What relationship does Newton's Second Law describe between force, mass, and acceleration?

  Force is directly proportional to mass and acceleration
• How do you solve for acceleration in the equation $F =$$ma$?


  Divide both sides by $m$
• What is the unit of mass in Newton's Second Law?

  Kilograms (kg)
• What are the key components of Newton's 2nd law of motion?

  • Force (F)
  • Mass (m)
  • Acceleration (a)
  • Relationship: F = ma
• What is the formula to solve for mass?

  $m =$$\frac{F}{a}$
• What does the variable 'm' represent in Newton's Second Law?

  Mass
• What is the acceleration of a 5kg object under a 25N force?

  $5m/s²$
• What is the calculation for the force applied to a 200 kg car accelerating at $3 \text{ m/s}^2$?


  Multiply mass by acceleration
• What are the steps to solve problems using Newton's Second Law?

  1. Identify known values (mass, force, acceleration)
  2. Choose the appropriate equation
  3. Substitute known values into the equation
  4. Solve for the unknown variable
  5. State the conclusion
• What does the variable 'F' represent in Newton's Second Law?

  Force
• What is the original equation for force?

  $F =$$ma$
• If a force of 10 N is applied to an object with a mass of 2 kg, what is the acceleration of the object?

  $5 \text{ m/s}^2$
• How do you isolate the variable in $F =$$ma$ to solve for mass?


  Rearrange to $m =$$F/a$
• How does pushing a shopping cart illustrate Newton's Second Law?

  More force results in faster acceleration
• What is the equation for Newton's Second Law?

  $F =$$ma$
• If a 10kg object accelerates at 5m/s², what is the force?

  $50N$
• If a car has a mass of 200 kg and accelerates at $3 \text{ m/s}^2$, what is the force applied?


  $600N$
• What are the three main components of Newton's Second Law equation?

  • Force (F) in Newtons (N)
  • Mass (m) in Kilograms (kg)
  • Acceleration (a) in m/s²
• What does the equation F = ma represent in Newton's 2nd law?

  The relationship between force, mass, and acceleration
• What is the unit of acceleration in Newton's Second Law?

  m/s²
• What are the steps to apply Newton's Second Law?

  1. Identify the known variables (F, m, a)
  2. Choose the correct equation (rearrange $F =$$ma$)
  3. Substitute known values into the equation
  4. Calculate the unknown variable
• What is the relationship between force, mass, and acceleration?

  • Force is the product of mass and acceleration: $F =$$ma$
  • Increasing mass increases force if acceleration is constant
  • Increasing acceleration increases force if mass is constant
• How do you calculate mass if a force of 40N causes an acceleration of 2m/s²?

  $m =$$20kg$
• How do multiple forces affect a ball according to Newton's Second Law?

  They cause the ball to accelerate
• What does the variable 'a' represent in Newton's Second Law?

  Acceleration
• What is Newton's 2nd law of motion?

  F = ma
• What does the image in the study material illustrate regarding Newton's Second Law?

  Multiple forces act on a ball causing acceleration
• How do you solve for mass in the equation $F =$$ma$?


  Divide both sides by $a$
• What is the first step in applying Newton's Second Law?

  Identify the known variables
• What is the formula to solve for acceleration?

  $a =$$\frac{F}{m}$
• What are the equations for force, mass, and acceleration?

  • Force: $F =$$ma$
  • Mass: $m =$$\frac{F}{a}$
  • Acceleration: $a =$$\frac{F}{m}$
• What is the unit of force in Newton's Second Law?

  Newtons (N)
• How do you calculate the force exerted by an object?

  • Identify mass (m) and acceleration (a)
  • Use the equation: $F =$$ma$
  • Substitute values to find force