Podcast
Questions and Answers
What is the equation for Newton's second law of motion?
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?
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?
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?
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 did Newton find the net force to be directly proportional to?
What is momentum defined as?
What is momentum defined as?
What did Newton conclude the net force equals?
What did Newton conclude the net force equals?
What is the mathematical expression for Newton's second law?
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?
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?
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?
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 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?
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?
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?
What conclusion can be drawn from the experiment with wind-up cars when one car has a weight attached to it?
