An atom of an element has 38 electrons. what is also true of that atom?
a.
it has 38 protons.
b.
it bonds with 38 elements.
c.
it has an atomic mass of 38.
d.
it has 38 neutrons.

The boy of mass 30 kg is at r1= 2 meters from the fulcrum. of the girl is 45 kg, at what r2 must she sit so that they are balanced ?

Apositive charge moves in the direction of an electric field. which of the following statements are true? check all that apply. check all that apply. 1.the potential energy associated with the charge decreases. 2. the electric field does positive work on the charge. 3. the electric field does negative work on the charge. 4. the potential energy associated with the charge increases. 5. the electric field does not do any work on the charge. 6. the amount of work done on the charge cannot be determined without additional information.

In a series circuit the __ is the same at every point