Podcast
Questions and Answers
What is the reason objects eventually stop moving when pushed in water?
What is the reason objects eventually stop moving when pushed in water?
- The force of gravity
- The friction with actual surfaces
- The lack of current in the pool
- The resistance of the water (correct)
What can slow down an object's motion in everyday life, according to the text?
What can slow down an object's motion in everyday life, according to the text?
- Friction with actual surfaces (correct)
- The force of gravity
- Lack of current in the pool
- Air resistance
Will an unbalanced force always change the direction of an object?
Will an unbalanced force always change the direction of an object?
- No (correct)
- Only if the object is in water
- Yes
- Only if the force is applied for a long time
What is the main reason why objects don't continue moving indefinitely in everyday life?
What is the main reason why objects don't continue moving indefinitely in everyday life?
According to Newton's First Law, if the net force on a body is zero, what will happen to its velocity?
According to Newton's First Law, if the net force on a body is zero, what will happen to its velocity?
According to Newton's First Law, what will an unbalanced force on a body always impact?
According to Newton's First Law, what will an unbalanced force on a body always impact?
Why do initially moving objects tend to come to rest in our everyday life?
Why do initially moving objects tend to come to rest in our everyday life?
What is the key word that makes the statement 'An unbalanced force on a body will always impact the object's velocity' false?
What is the key word that makes the statement 'An unbalanced force on a body will always impact the object's velocity' false?
In the example of the ice skater holding onto a rope, what does the inward force from the rope pulling on the skater impact?
In the example of the ice skater holding onto a rope, what does the inward force from the rope pulling on the skater impact?
Why do initially moving objects tend to come to rest in our everyday life?
Why do initially moving objects tend to come to rest in our everyday life?
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