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Questions and Answers
According to Newton's second law, what is the equation for net force?
According to Newton's second law, what is the equation for net force?
- F(net) = ma (correct)
- F(net) = mg
- F = ma
- F = mg
What is the force that is responsible for making objects move when it is unbalanced?
What is the force that is responsible for making objects move when it is unbalanced?
- Friction
- Gravity
- Net force (correct)
- Normal force
What is the equation for calculating the force of gravity?
What is the equation for calculating the force of gravity?
- F(net) = ma
- F(g) = mg (correct)
- F = mg
- F = ma
Which force is responsible for keeping the box suspended in the air when it is attached to a rope and connected to the ceiling?
Which force is responsible for keeping the box suspended in the air when it is attached to a rope and connected to the ceiling?
What is the net force on the box when it is sitting on the ground and not accelerating?
What is the net force on the box when it is sitting on the ground and not accelerating?
What is the net force on the lift when it is accelerating downward?
What is the net force on the lift when it is accelerating downward?
According to Newton's second law, the net force on an object is equal to the product of its mass and acceleration. In the context of the text, what is the equation that represents Newton's second law?
According to Newton's second law, the net force on an object is equal to the product of its mass and acceleration. In the context of the text, what is the equation that represents Newton's second law?
What does the equation $a = \frac{F(net)}{m}$ represent in the context of the text?
What does the equation $a = \frac{F(net)}{m}$ represent in the context of the text?
What does the term 'tension force' refer to in the context of the text?
What does the term 'tension force' refer to in the context of the text?
When solving a system of equations, what can you do to turn them into one equation?
When solving a system of equations, what can you do to turn them into one equation?
What is the value of acceleration in the context of the text?
What is the value of acceleration in the context of the text?
What is the relationship between net force, mass, and acceleration according to Newton's second law?
What is the relationship between net force, mass, and acceleration according to Newton's second law?
According to Newton's first law of motion, an object in motion will remain in motion, and an object at rest will remain at rest, unless acted upon by a force. Which of the following is the best definition of inertia?
According to Newton's first law of motion, an object in motion will remain in motion, and an object at rest will remain at rest, unless acted upon by a force. Which of the following is the best definition of inertia?
According to Newton's first law of motion, to change the way something moves -- to give it acceleration -- you need a net force. Which of the following is the best definition of acceleration?
According to Newton's first law of motion, to change the way something moves -- to give it acceleration -- you need a net force. Which of the following is the best definition of acceleration?
According to Newton's first law of motion, an object with more mass will have more inertia. Which of the following is the best definition of mass?
According to Newton's first law of motion, an object with more mass will have more inertia. Which of the following is the best definition of mass?
