Podcast
Questions and Answers
What force makes a rolling ball stop on its own?
What force makes a rolling ball stop on its own?
Friction force
What force might be responsible for the attraction between a rubbed balloon and a wall?
What force might be responsible for the attraction between a rubbed balloon and a wall?
Electrostatic force
What is the name given to the force acting on a unit area of an object?
What is the name given to the force acting on a unit area of an object?
Pressure
What conclusion can be drawn from the observation of a fountain of water from a leaking joint in pipes?
What conclusion can be drawn from the observation of a fountain of water from a leaking joint in pipes?
What is the formula to calculate force when given pressure and area?
What is the formula to calculate force when given pressure and area?
What is the standard unit to measure atmospheric pressure?
What is the standard unit to measure atmospheric pressure?
How do you calculate the area of a surface when given pressure and force?
How do you calculate the area of a surface when given pressure and force?
What conclusion can be drawn from observing water rushing out faster from a bottom hole in a bucket filled with water?
What conclusion can be drawn from observing water rushing out faster from a bottom hole in a bucket filled with water?
Explain how a wider strap on a backpack can help distribute the force more effectively. Use a physics equation to support your explanation.
Explain how a wider strap on a backpack can help distribute the force more effectively. Use a physics equation to support your explanation.
Define atmospheric pressure and explain its origin.
Define atmospheric pressure and explain its origin.
How does the human body withstand the pressure exerted by the atmosphere, preventing it from being crushed?
How does the human body withstand the pressure exerted by the atmosphere, preventing it from being crushed?
Discuss why atmospheric pressure decreases as altitude increases above the Earth's surface.
Discuss why atmospheric pressure decreases as altitude increases above the Earth's surface.
