Which statement correctly describes the order in which physicists are likely to
work?
O
A. They state an observation and design an experiment to test it.
B. They observe the results of an experiment and develop a
hypothesis.
O
C. They state a theory and design experiments to turn it into a law.
O
D. They observe a phenomenon and ask a testable question about it.

An engine undergoes a cycle as shown in the diagram. during a complete cycle the work done by the gas is 28.5×103 j and the energy transferred thermally out is 99.4×103 j. there are 1.5×1024 gas molecules and they have three active degrees of freedom. 6. (6 pts) during which process(es) is energy transferred thermally into the gas? a. 1→2 b. 2→3 c. 4→1 d. 1→2 and 4→1 e. none of the above

Which substance partical has negligible massand travels around outsidethe nucleus

Veronica’s velocity was measured as 4.3 m/s. she displaced 20 meters in 4.7 seconds. which piece of information is missing for the correct calculation of velocity? the starting point the direction the end point the time per meter