Einstein's equivalence principle says that
A) the effects of gravity are exactly equivalent to the effects of acceleration.
B) everyone measures the speed of light to be equivalent.
C) someone traveling at 0.9c will age at the same rate as someone at 0.99c.
D) all people see themselves at an equivalent distance to the center of the universe.
A) the effects of gravity are exactly equivalent to the effects of acceleration.
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It takes light 1.3 seconds to travel from the moon to Earth and 8 minutes to travel from the sun to Earth. Which of the following statements is true?
a. The sun is 6.2 times further from Earth than the moon. b. The sun is 10 times further from Earth than the moon. c. The sun is 0.16 times further Earth than the moon d. The sun is 0.10 times further from Earth that the moon. e. The sun is 370 times further from Earth than the moon.
Violent impacts of infalling particles release energy called ____________
Fill in the blank(s) with correct word
Visual design is the first thing you need to determine when planning a website.
Answer the following statement true (T) or false (F)
Uranus and Neptune have methane clouds but Jupiter and Saturn do not. Which factor explains why?
A) Temperatures on Jupiter and Saturn are too high for methane to condense. B) Jupiter and Saturn do not contain any methane gas. C) The rapid rotation of Jupiter and Saturn prevents methane clouds from forming. D) The stronger gravity on Jupiter and Saturn pulls methane downward so that it can't form clouds.