A light ray can pass through a diverging lens without being deflected
a. True
b. False
Indicate whether the statement is true or false
True
RATIONALE: One can, not all can.
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Which of the following best describes the internal layering of Jupiter, from the center outward?
A) core of rock, metal, and hydrogen compounds; thick layer of metallic hydrogen; layer of liquid hydrogen; layer of gaseous hydrogen; cloud layer B) core of rock and metal; mantle of lower density rock; upper layer of gaseous hydrogen; cloud layer C) solid rock core; layer of solid metallic hydrogen; layer of pure liquid hydrogen; cloud layer D) liquid core of hydrogen compounds; liquid hydrogen layer; metallic hydrogen layer; gaseous hydrogen layer; cloud layer
What happens when a particle and its corresponding particle of antimatter meet?
A) No one knows, since antimatter is only theoretical and not known to really exist. B) The particles join together to make an antimatter atom. C) The particles collide and then bounce back apart. D) The particle and the antiparticle are annihilated, turning all their mass into energy. E) They live happily ever after.
Sunspots are dark splotches on the Sun. Which statement is true?
A) They are hotter than the surrounding areas of the Sun. B) They are extremely cold objects, as cold as Pluto. C) They are extremely hot, but cooler than the surrounding areas of the Sun. D) They are solid bodies floating on the surface of the Sun. E) They are associated with areas of very low magnetic fields.
If the initial speed of a projectile is doubled
A) Its range will be increased by 1.41. B) Its range will double. C) Its range will be decreased by a factor of two. D) Its range will quadruple. E) Its range will decrease by a factor of four.