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Newton's Second Law Quiz

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Questions and Answers

What is the equation for Newton's second law of motion?

$F = m + a$

$F = m/a$

$F = ma$ (correct)

$F = m - a$

What are the units for measuring acceleration?

Kilograms (Kg)

Newtons (N)

Meters per second (m/s)

Meters per second squared (m/s^{2}) (correct)

What is the unit of measurement for the net force acting on an object?

Kilograms (Kg)

Newtons (N) (correct)

Meters per second squared (m/s^{2})

Meters per second (m/s)

According to Newton's second law of motion, what happens to an object when the net force acting on it is not equal to zero?

The object moves in a constant acceleration Signup and view all the answers

What did Newton find the net force to be directly proportional to?

The change in momentum over a period Signup and view all the answers

What is momentum defined as?

The product of an object's mass and velocity Signup and view all the answers

What did Newton conclude the net force equals?

The object's mass multiplied by the change in the object's velocity over time Signup and view all the answers

What is the mathematical expression for Newton's second law?

$F_{net} = ma$ Signup and view all the answers

In the experiment with the linear air track, what was the observed relationship between net force and acceleration?

The ratio of net force to acceleration was constant and equal to 10 Signup and view all the answers

What happens to the acceleration of an object if the net force acting on it is doubled while keeping the mass constant?

The acceleration doubles Signup and view all the answers

If the mass of an object is doubled while keeping the net force constant, what happens to the acceleration?

The acceleration is halved Signup and view all the answers

What is the formula to calculate acceleration using Newton's second law?

$a = \frac{F_{net}}{m}$ Signup and view all the answers

What does the slope of the graph of net force versus acceleration represent in the linear air track experiment?

The mass of the object Signup and view all the answers

In the experiment with wind-up cars, what effect does friction have on the acceleration of the cars?

Friction reduces the net force and slows down the acceleration Signup and view all the answers

What conclusion can be drawn from the experiment with wind-up cars when one car has a weight attached to it?

The car with the weight moves slower due to increased resistance from friction Signup and view all the answers

Newton's Second Law Quiz

Choose a study mode

Podcast

Questions and Answers

What is the equation for Newton's second law of motion?

What are the units for measuring acceleration?

What is the unit of measurement for the net force acting on an object?

According to Newton's second law of motion, what happens to an object when the net force acting on it is not equal to zero?

What did Newton find the net force to be directly proportional to?

What is momentum defined as?

What did Newton conclude the net force equals?

What is the mathematical expression for Newton's second law?

In the experiment with the linear air track, what was the observed relationship between net force and acceleration?

What happens to the acceleration of an object if the net force acting on it is doubled while keeping the mass constant?

If the mass of an object is doubled while keeping the net force constant, what happens to the acceleration?

What is the formula to calculate acceleration using Newton's second law?

What does the slope of the graph of net force versus acceleration represent in the linear air track experiment?

In the experiment with wind-up cars, what effect does friction have on the acceleration of the cars?

What conclusion can be drawn from the experiment with wind-up cars when one car has a weight attached to it?

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