What is free fall?
Free Fall

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•
Physics
•
11th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Free fall is the motion of an object under the influence of gravitational force only, without any air resistance.
2.
FLASHCARD QUESTION
Front
What is the acceleration due to gravity on Earth?
Back
The acceleration due to gravity on Earth is approximately 9.81 m/s².
3.
FLASHCARD QUESTION
Front
What happens to the velocity of an object in free fall?
Back
The velocity of an object in free fall increases by approximately 9.81 m/s every second.
4.
FLASHCARD QUESTION
Front
At what point in its trajectory is the velocity of a thrown object zero?
Back
The velocity of a thrown object is zero at the highest point of its trajectory.
5.
FLASHCARD QUESTION
Front
What is the relationship between height and time in free fall?
Back
The height from which an object is dropped can be calculated using the formula: height = 0.5 * g * t², where g is the acceleration due to gravity and t is the time in seconds.
6.
FLASHCARD QUESTION
Front
Does an object in space experience free fall?
Back
Yes, an object in space experiences free fall if there is no air resistance.
7.
FLASHCARD QUESTION
Front
What is the final velocity of an object dropped from a height of 125 m (ignoring air resistance)?
Back
The final velocity can be calculated using the formula: v = √(2 * g * h), which results in approximately 50 m/s for a height of 125 m.
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