What is the mysterious influence that dominates the future expansion of the universe?
Will the Universe Expand Forever?

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Physics, Science
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11th Grade - University
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Hard
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dark energy
Dark matter
Cosmic rays
Black holes
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the Einstein tensor (G) define in the context of general relativity?
The energy of particles
The speed of light
The shape and curvature of space-time
The mass of galaxies
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In Newtonian terms, what is required for an object to escape Earth's gravitational pull?
Low velocity
High kinetic energy
High potential energy
Low mass
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the scale factor 'A' represent in the Friedman equations?
The density of dark matter
The size of the universe
The speed of light
The mass of the universe
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens if the kinetic energy of expansion is greater than the potential energy of collapse?
The universe will remain static
The universe will shrink
The universe will expand forever
The universe will collapse
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the Friedman equation balance in the universe?
Kinetic and potential energy
Matter and antimatter
Mass and energy
Light and darkness
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the current expansion rate of the universe known as?
Einstein constant
Friedman constant
Newton constant
Hubble constant
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