8.4: Speed of Light Flashcards
1
Q
What is the speed of light in a vacuum
A
3.00 x 10^8 m/s
2
Q
What is the abbreviation for speed of light in a vacuum
A
C
3
Q
What does the general theory of relativity state?
A
- Gravity is a result of the geometry of space
- Time and length are affected by gravity
4
Q
Who is the well known Jewish scientist who wrote interesting consequences of the constancy of the speed of light?
A
Einstein
5
Q
What theory states that all motion must be measured relative to some arbitrary reference point?
A
Special theory of relativity
6
Q
What is the slowdown in time for a rapidly moving object called?
A
Time dilation
7
Q
What is the occurrence that happens when things while travelling at the seed of light appear narrower
A
Lorentz contraction
8
Q
What is the occurrence when the mass of an object increases while moving at high speeds
A
mass increase
