Quiz on Dark Energy and Cosmology

What is the current cosmological model that relies on dark energy?

• Quantum Mechanics

• Lambda Cold Dark Matter (ΛCDM)

• String Theory

• Big Bang Theory

What alternative cosmological model is proposed in the text?

• Multiverse Theory

• Timescape Cosmology

• Inflationary Universe Theory

• Steady State Theory

What celestial object is commonly used for analyzing the expansion of the universe?

• Type 1a Supernovae

• Black Holes

• Neutron Stars

• Red Giants

What phenomenon does the 'Hubble Tension' refer to?

• The collision of galaxies

• Discrepancy in the measurement of the universe's expansion rate

• The slowing down of galaxies

• The formation of black holes

According to the timescape theory, how much slower could time flow in dense regions compared to void regions?

• 50 percent

• 35 percent

• 25 percent

• 10 percent

What technique was used to analyze the data from Type 1a supernovae in the study?

• Quantum analysis

• Machine learning

• Statistical regression

• Bayesian analysis

Which spacecraft is mentioned as a potential source of more data on dark energy?

• Chandra X-ray Observatory

• Hubble Space Telescope

• James Webb Space Telescope

• Euclid spacecraft

What is the main assertion made by David Wiltshire regarding dark energy?

• It may be an illusion caused by time calculations

• It is a remnant of the Big Bang

• It is a fundamental force of nature

• It is responsible for black hole formation

What year was the discovery of the universe's expansion first made?

• 2011

• 2001

• 1995

• 1998

What is the primary focus of the Nancy Grace Roman Space Telescope?

• Searching for exoplanets

• Mapping the Milky Way

• Studying black holes

• Exploring the dark universe