What is the key difference between dropping and throwing an object in terms of initial velocity?

Velocity and Energy Conservation Concepts

Interactive Video
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Physics, Mathematics, Science
•
9th - 12th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Throwing involves an initial velocity, while dropping does not.
Both involve the same initial velocity.
Neither involves any initial velocity.
Dropping involves an initial velocity, while throwing does not.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What principle is used to determine the velocity of a dropped object?
Conservation of Momentum
Newton's First Law
Conservation of Energy
Archimedes' Principle
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the context of energy conservation, what happens to the potential energy of a dropped object?
It remains constant.
It is converted into kinetic energy.
It is converted into thermal energy.
It is lost completely.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why does the mass of the object cancel out in the velocity formula derived from energy conservation?
Because the formula is incorrect.
Because mass appears on both sides of the equation.
Because mass is negligible compared to other factors.
Because mass is irrelevant in physics.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for velocity derived from the conservation of energy?
v = sqrt(2 * g * h)
v = g * h
v = 1/2 * g * h
v = 2 * g * h
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the standard value of acceleration due to gravity used in calculations?
8.91 m/s²
9.81 m/s²
11.81 m/s²
10.81 m/s²
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If an object is dropped from a height of 10 meters, what is the approximate velocity when it strikes the ground?
16 m/s
10 m/s
12 m/s
14 m/s
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