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CCI02.03.03.- Dark matter: The matter we can't see

Descrição

https://youtu.be/HneiEA1B8ks
PEDRO ÁLVAREZ JIMÉNEZ
Quiz por PEDRO ÁLVAREZ JIMÉNEZ, atualizado more than 1 year ago
PEDRO ÁLVAREZ JIMÉNEZ
Criado por PEDRO ÁLVAREZ JIMÉNEZ quase 9 anos atrás
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Resumo de Recurso

Questão 1

Questão
Which was not one of the four elements the ancient Greeks believed comprised the world?
Image:
1 (binary/octet-stream)
Responda
  • Earth
  • Air
  • Spirit

Questão 2

Questão
When did scientists first measure the motion of groups of moving galaxies?
Image:
4 (binary/octet-stream)
Responda
  • 1900's
  • 1930's
  • 1960's

Questão 3

Questão
The universe's expansion seems to be ________.
Image:
2 (binary/octet-stream)
Responda
  • Slowing down
  • Accelerating
  • Changing directions

Questão 4

Questão
Today's best measurements estimate that about ___% of the universe is dark matter.
Image:
1 (binary/octet-stream)
Responda
  • 13
  • 27
  • 42

Questão 5

Questão
String theories can explain the universe but
Image:
5 (binary/octet-stream)
Responda
  • You cannot check them out by now
  • They can explain only the dark matter
  • Both are correct

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