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Questions and Answers
What is the definition of a dependent variable?
What is the definition of a dependent variable?
- It measures the quantity of an object in an experiment.
- It is a variable that is intentionally changed in an experiment.
- It is a variable whose value changes according to changes in other variables. (correct)
- It is a variable that remains constant throughout the experiment.
Which term best describes the formula for calculating speed?
Which term best describes the formula for calculating speed?
- The product of its mass and velocity. (correct)
- The sum of distances covered over time.
- Mass divided by time.
- Mass multiplied by acceleration.
According to Newton's 2nd Law, what happens when one object exerts a force on another object?
According to Newton's 2nd Law, what happens when one object exerts a force on another object?
- The second object exerts a force back that is equal in strength and opposite in direction. (correct)
- The second object will remain at rest until acted on by another force.
- The first object remains motionless.
- The force exerted does not affect the motion of either object.
What does work in physics primarily refer to?
What does work in physics primarily refer to?
What is inertia?
What is inertia?
Flashcards
Independent Variable
Independent Variable
The variable that is changed to see how it will affect the dependent variable.
Volume
Volume
The amount of space an object occupies.
Inertia
Inertia
The tendency of an object to resist any change in motion.
Work
Work
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Gravity
Gravity
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