Einstein's famous equation E = mc2 is a statement of the equivalence of energy and the square of the speed of light
a. True
b. False
Indicate whether the statement is true or false
False
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Experiments allow physicists today to reproduce (on very small scales) energy and temperature conditions thought to have prevailed in the early universe as far back in time as about
A) one ten-billionth (10-10) of a second after the Big Bang. B) 380,000 years after the Big Bang. C) 10-45 seconds after the Big Bang. D) 10 billion years ago.
Among discovered meteorites, we have found some with all the following origins except ________
A) being a fragment from the surface of the Moon B) being a fragment of a shattered asteroid C) being a fragment from the surface of Mars D) being a fragment from Comet Halley
Answer the following statement(s) true (T) or false (F)
1. The rod creates an electric field in that frame.
2. The rod creates a magnetic field in that frame.
3. The proton feels an electric force in that frame.
4. The proton feels a magnetic force in that frame. Now consider a frame moving along with the proton.
5. The rod creates an electric field in that frame
Suppose we know a particle’s four-momentum pt and px components. If we draw the particle’s four-momentum arrow on an energy–momentum diagram, we can use a hyperbola to determine
A. The particle’s energy.
B. The particle’s speed.
C. The particle’s x-velocity.
D. The particle’s momentum magnitude 
.
E. The particle’s mass.
F. The scaling on the t axis.
T. Something else (specify).