Formation of the Universe and Earth

What was the major theory that changed the understanding of the universe's formation?

• The Big Bang Theory

• The Steady State Theory

• The God Creation Theory

• The String Theory

Which elements were formed in the early universe after the Big Bang?

• Hydrogen and Helium

• Silicon and Lithium

• Carbon and Oxygen

• Iron and Nickel

What process is responsible for the scattering of elements into space after a star's death?

• Nuclear Fusion

• Supernova

• Black Hole Formation

• Galactic Collision

What event is believed to have initiated the formation of our solar system?

• A supernova explosion

• The birth of a black hole

• A collision with another galaxy

• The merging of two stars

What percentage of the original cloud dust was used to form the Sun?

• 50%

• 75%

• 99%

• 1%

How did the Earth's layers form during its early development?

• Through the cooling of the Earth's surface

• Through volcanic eruptions

• By the accumulation of meteorites

• By the sorting of materials due to gravity

What is the primary function of Earth's magnetic field?

• To protect from cosmic radiation

• To regulate the climate

• To support plant growth

• To maintain ocean currents

What gases were released by early volcanic activity on Earth?

• Oxygen and Nitrogen

• Methane and Ammonia

• Carbon Dioxide and Argon

• Helium and Neon

What is the main challenge Earth is currently facing?

• Asteroid impacts

• Artificial global warming

• Loss of atmosphere

• Magnetic field reversal

What combination of factors makes Earth suitable for life?

• Gravity and perfect distance from the Sun

• Magnetic field and atmospheric gases

• Proximity to the Sun and presence of water

• All of the above