To our current knowledge, antimatter does not really exist; it is purely science fiction
Indicate whether the statement is true or false
FALSE
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The region of our solar system between Mercury and Mars has very few asteroids, while the region between Mars and Jupiter has many asteroids
Based on what you have learned, what is the most likely explanation for the lack of asteroids between Mercury and Mars? A) There were very few planetary leftovers in this region, because most of the solid material was accreted by the terrestrial planets as the planets formed. B) It was too hot for asteroids to form in this part of the solar system. C) Gravity was too weak to allow asteroids to form in this part of the solar system. D) All the asteroids that formed between Mercury and Mars later migrated to the asteroid belt between Mars and Jupiter.
A stone is moving on a rough level surface. It has 24 J of kinetic energy, and the friction force on it is a constant 0.50 N. What is the maximum distance it can slide?
A) 2.0 m B) 12 m C) 24 m D) 48 m
One watt is
a) equal to one kilogram per second. b) the power that can be delivered by an average horse. c) the same as one-foot pound per second. d) the proper replacement unit for one joule per second.
During which type of process applied to an ideal gas is there no heat added to the gas?
A) isobaric B) isochoric C) isothermal D) adiabatic E) A and C