Physics, 09.01.2020 21:31 ashley232323
According to the concept of length contraction, what happens to the length of an object as it approaches the speed of light and
then slows down, eventually coming to a stop?
it is always observed as contracting.
it is always observed as the same length.
it is observed as expanding and then contracting back to its original length.
it is observed as contracting and then expanding back to its original length.
Answers: 3
Physics, 22.06.2019 08:30, 2021arabellacorsino
An object weigh 40n in air ,weigh 20n when submerged in water, and 30n when submerged in a liquid of unknown liquid density. what is the density of unknown of liquid?
Answers: 1
Physics, 22.06.2019 11:00, natalieburnett82
Marcella is a four-year-old girl who is a victim of emotional child abuse. based on the child and family services improvement and innovation act of 2011, which action should the government take for marcella? a. the state should arrest marcella’s abuser. b. the state should find a home for marcella as soon as possible. c. the state should enforce stricter laws in the area where marcella resides. d. the state should provide medical assistance to marcella.
Answers: 3
Physics, 22.06.2019 17:30, realoneree
This chart shows characteristics of three different types of waves. which statement is best supported by the information in the chart? wave x and wave y are mechanical waves, and wave z is an electromagnetic wave. wave x and wave y are electromagnetic waves, and wave z is a mechanical wave. wave x and wave z are electromagnetic waves, and wave y is a mechanical wave. wave x and wave z are mechanical waves, and wave y is an electromagnetic wave.
Answers: 1
Physics, 23.06.2019 08:00, karose4590
Whenever the net force on a moving object is zero its acceleration is
Answers: 2
According to the concept of length contraction, what happens to the length of an object as it approa...
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