Relativity

Discover Einstein's theory of special relativity and uncover the true nature of space and time.

Relativity/Combat/In-Effect Sampler is a 3CD sampler set released in 1990. It comes from the Relativity label and two of its subsidiaries, the heavy metal label Combat Records and the then-brand new In-Effect Records, focusing on black funk, black rock, hardcore and punk. Each disc focuses on a different label.

Forced Entry were a thrash metal trio from the Seattle area in a town called Mountlake Terrace. They formed in 1985 and were signed to Combat Records. They released two full length albums and were considered one of the best bands of the area, if not the west coast. They called it a day after the tour of their second album.

One Day It'll All Make Sense is the 1997 album by Lonnie Lynn Jr., who is better known as Common Sense but this was his first album released under the name Common. This was his third album, released on 30 September, 1997 and his last for Relativity and features the hit songs "Retrospect For Life", "Reminding Me (Of Sef)" and "All Night Long".

The Fabulous Chi-Ali is the first and only album by Chi-Ali Griffith, who was known simply as Chi-Ali. He was a teenager when signed and was associated with the Native Tongues, a collective featuring De La Soul, A Tribe Called Quest, Jungle Brothers and loosely Black Sheep. Chi-Ali was a young kid with promise and just when he was preparing to make music as an adult, he shot and killed his girlfriend's brother, which lead to prison time. This album is a look back at someone whose life and career had a lot of promise.

This excellent, semi-technical account includes a review of classical physics (origin of space and time measurements, Ptolemaic and Copernican astronomy, laws of motion, inertia, and more) and coverage of Einstein's special and general theories of relativity, discussing the concept of simultaneity, kinematics, Einstein's mechanics and dynamics, and more.