A spaceship is moving past you at a speed very close to the speed of light. If you could somehow watch the people inside it over a long period of time, what would you conclude?
A) They are aging more rapidly than you.
B) Their mechanical clocks go slower than yours, but the people are aging at the same rate as you.
C) Their time is the same as your time.
D) They are aging more slowly than you.
Question 2
Which of the following best describes the Tropic of Cancer?
A) It is the circle of latitude on Earth for which the Sun appears to remain above the horizon for a full 24 hours on the summer solstice.
B) It is the circle of latitude on Earth for which the Sun appears directly overhead at noon on the spring and fall equinoxes.
C) It is the line of right ascension passing through the constellation of Cancer.
D) It is the circle of latitude on Earth for which the Sun appears directly overhead at noon on the summer solstice.
Went and Briggs demonstrated the relationship between light perception and auxin function.
Evidence that Light Travels at a Finite Speed
Press up under the cheekbones. Use light to moderate pressure to press into the soft tissues up ...
A 1.5-kg playground ball is moving with a velocity of 3.0 m/s directed 30 below the horizontal ...
The surface temperature of the star is 6000 K. At what wavelength is its light output a maximum
Assembly of a к light-chain gene in a B cell