Explanation:
Gravitational potential energy = mgh = (5)(9.81)(7) = 343.35J.
Of the following...?? Is there more to this question? :)
C.
Explanation: ionic compounds are metals and nonmetals, refer to your periodic table
Balance:
a book resting on a table
a car driving at 10 miles per hour in constant velocity
a cat sitting on a chair
a bulb that attach to the ceiling
your grandma sleeping on a bed
Unbalance:
your brother sprinting across the kitchen
a ball rolling at 5 m/s^2
your mom trying to run at 2 m/s^2 to spank you
you dropping your coffee mug on a floor
a cat jumping out of your bed
a tear from your eye falling through the floor
Hope this helps
