Might a region of intergalactic [between the galaxies] space, containing no material particles, contain energy?
A) No, because only material particles can possess energy.
B) No, because physically nothing exists except particles and empty space.
C) No, for both of the above reasons.
D) Yes, it might contain the thermal energy of intergalactic gases.
E) Yes, in the form of electromagnetic fields and other force fields.
E
You might also like to view...
The electric field 1.5 cm from a very small charged object points toward the object with a magnitude of 180,000 N/C. What is the charge on the object? (k = 1/4??0 = 8.99 × 109 N ? m2/C2)
A) +4.5 nC B) -5.0 nC C) +5.0 nC D) -4.5 nC
Dark energy accounts for what percent of the known energy in the universe?
A) 68% B) 24% C) 8% D) 94%
An alloy of 80 atomic % arsenic and 20 atomic % gallium is produced, and the alloy is heated to 1250°C to thoroughly melt the mixture. The alloy is then slowly cooled so that it is always close to equilibrium. Answer the following about the alloy:
(a) At what temperature does a solid first form?
(b) What is the chemical composition of the first solid to form?
(c) Below what temperature is the alloy completely solid?
(d) At room temperature (23°C), what phases are present, what are their chemical compositions, and what is the atom fraction of each phase present?
The gold found in jewelry was made during a supernova.
Answer the following statement true (T) or false (F)