1
What 2 scientists calculated how Earth's motion through the (hypothetical) ether affected how the speed of light is measured?
Albert A. Michelson and Edward Morley
Albert Einstein
Energy and Mass
When did Einstein publish his paper on special relativity?
1905
Is it possible for an object with mass to travel the speed of light? (Yes or no)
No
How many satellites does a GPS need to calculate a position?
3
Do large gravitational masses slow down time or speed up time?
Slow down time
According to special relativity, what are the 3 things affected by speed?
Mass, time, and space
Small amounts of mass contains ___________ amounts of energy (large or small)
Large
What is one thing that could not be explained by Newton's laws of motion?
Light
What do the letters in E=mc^2 represent?
(E) Energy, (M) Mass, (C) Universe's Constant or the speed of light
What laws were used to describe the universe before Einstein?
Newton's Three Laws of Motion
What scientist's equations required that electromagnetic waves always move at the same speed?
James Clerk Maxwell
What does light in space move through?
A vacuum
How does an object moving very fast experience time compared to an object at rest?
More slowly
What is considered one of the great unsolved problems in physics?
Connecting quantum mechanics and general relativity
What paper did Einstein officially add gravity to his theories?
General relativity
What is always the same for everyone in the universe, moving or not moving?
The speed of light
What was the hypothetical medium that was proposed in the 1800s that transferred light waves?
Luminiferous Ether
Special relativity discusses huge energies, ultra-fast speeds, and astronomical distances without complications of what?
Gravity
Simultaneity is not ______________
What do all objects in motion experience?
Time dilation
Quantum physics create what kind of outcomes?
Probabilistic outcomes
How fast do electromagnetic waves (light) travel through a vacuum?
186,282 miles per second (300,000 kilometers per second)
What does time move relative to?
The observer