science test
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10 Terms
Science
The study of the natural world through observation and experiment
Singularity
A point where the universe was extremely hot and dense
Inflation
A period when the universe expanded extremely quickly.
Gravity
The force that attracts objects with mass toward each other.
Electromagnetic Force
The force between electrons.
Strong Nuclear Force:
Electromagnetic and weak nuclear split
Quark
A fundamental particle that makes up particles such as protons and neutrons.
(2 down quarks 1 up quark = neutron + 2 protons)
Casimir Effect:
When particles come in and out of existence in a vacuum emitting a force that pushes the plates together .
Doppler Effect
A change in the observed frequency of a wave caused by motion.
Redshift
When light shifts toward red because an object is moving away.