Modern Physics - Practice Test

(A) Cadmium

(B) Thorium

(C) Plutonium

(D) Uranium

(A) Cadmium

(A) a heavy nucleus breaks into two pigments by itself

(B) a light nucleus bombarded by thermal neutrons breaks up

(C) the light nuclei combine to give a heavier nucleus and possibly other products

(D) None of the above

(C) the light nuclei combine to give a heavier nucleus and possibly other products

(A) to control the energy released in the reactor

(B) to absorb neutrons and stop the chain reaction

(C) to cool the reactor

(D) to slow down the neutrons to thermal energy

(D) to slow down the neutrons to thermal energy

(A) radioactive

(B) stable

(C) isotopes

(D) isobars

(B) stable

(A) Protons and electrons

(B) Protons and neutrons

(C) Neutrons and electrons

(D) Neutrons and positrons

(B) Protons and neutrons

Modern Physics - Study Mode