What distinguishes a heart attack from heart failure.
a.
a heart attack results from poor blood flow, while heart failure involves a total interruption of blood flow.
b.
both heart attack and heart failure result in heart tissue death, but more tissue dies as a result of heart failure.
c.
heart tissue dies during a heart attack, while heart failure results in systemic oxygen deficiency.
d.
heart failure results in body tissues receiving such a high level of oxygen that it is toxic.

select the best answer from the choices provided.

a
b
c
d

A3.9 g aluminum foil ball with a charge of +4.1×10−9 c is suspended on a string in a uniform horizontal e⃗ field. the string deviates to the right and makes an angle of 30∘ with the vertical. part a part complete what information about the e⃗ field can you determine for this situation? what information about the field can you determine for this situation? only the magnitude of e⃗ only the direction of e⃗ both the magnitude and the direction of e⃗ none of the above previous answers correct part b determine the magnitude of the electric field. express your answer with the appropriate units. e e = nothing nothing request answer part c determine the direction of the electric field. determine the direction of the electric field. to the right to the left away from you toward you

Which branches of natural science include the study of an organism that lived 10 million years ago

Una carga puntual de 3 x 10-6 c se coloca a 12 cm de una segunda carga puntual de - 1,5 x 10-6 c. calcular la magnitud fuerza eléctrica entre las cargas