Physics: Theory of Relativity - Light and Time
Test Quiz
1. What letter represents the speed of light in formulas?
a. s
b. i
c. l
d. c
e. v
2. Around how far does light travel in one second?
a. 500 feet
b. 1 mile
c. 186,000 meters
d. 1000 miles
e. 186,000 miles
3. What famous scientist came up with the Theory of Relativity?
a. Albert Einstein
b. Aristotle
c. Isaac Newton
d. Thomas Edison
e. Galileo
4. What is a light year?
a. The time it takes light to travel from the Sun to the Earth
b. The time it takes for light to travel across the galaxy
c. The distance light travels in a year
d. The distance between the Earth and the Sun
e. The distance across the Milky Way galaxy
5. Time travels ______ for someone traveling near the speed of light relative to someone standing still.
a. Faster
b. Slower
c. The same
d.
e.
6. If you flew to a star and back at the speed of light, when you got back would you be older or younger than your twin sister who stayed on Earth?
a. Older
b. Younger
c. The same
d.
e.
7. According the theory of relativity, time passes _____ the stronger the gravity.
a. Faster
b. Slower
c. The same
d.
e.
8. True or False: Light will bend in a strong gravity field.
a. TRUE
b. FALSE
c.
d.
e.
9. Theoretically, what would happen if you could travel faster than the speed of light?
a. Time would stop
b. Time would go very fast
c. The universe would explode
d. Time would go in reverse
e. Nothing
10. True or False: The concept of time dilation is just a theory and can not be proven with experiments.
a. TRUE
b. FALSE
c.
d.
e.
About this quiz: All the questions on this quiz are based on information that can be found on the Physics: Theory of Relativity - Light and Time page at www.ducksters.com/science/physics/relativity_light_time.php.
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