There are two bowling balls. Ball A has a mass of 20 kilograms. Ball B has a mass of 40 kilograms.
They are thrown at the same exact speed. How much more kinetic energy does Ball B have?
When a positive particle is moved closer to another positive particle, what happens?
The electric potential decreases.
The electric potential doesn’t change.
No work is done
The electric potential increases.
Which is a way to increase the potential energy of an object?
dropping a ball
Rolling a boulder down a hill
pulling a string on a bow
moving a positive particle in the direction of the electric field.
Which is an example of work being done?
a person pushing a boulder but failing to budge it
an item at rest
a light beam hitting your skin
a car being propelled forward
Imagine a pot of water on a hot stove. Which methods of heat transfer are heating the pot and water respectively?
conduction-pot and water/convection-water
convection-pot and water/conduction-water