Cosmology is the branch of science concerned with the ____________ a) Formation of Planets b) Formation of Stars c) Formation of Universe d) Formation of Black holes

Q: allow

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Q: What do you mean by leptons?

A: Leptons are subatomic particles that have half spin. They respond to the gravitational force, weak…

Q: Most of the helium of the universe was produced __________ a) In stars b) In quasars c) At the…

A: To find: Most of the helium of the universe was produced

Q: In an orbital motion, the angular momentum vector is ___________ a) Along the radius vector b)…

A: D

Q: Family Ages 5) Shoe Size Age of Child a) Pos./ Neg./Cluster/N.A b) Linear/Non-Linear c) Strong/Weak…

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Q: Scientific models are often built in stages or layers, starting with a single idea. Which idea…

A: The Big Bang is a cosmological model of the observable universe that describes how the cosmos…

Q: Masses of stars and galaxies are usually expressed in terms of   A) neutron mass B) earth's mass C)…

A: The solar mass is the standard unit of mass in astronomy, equal to approximately 2×1030 kg.

Q: Explain what spherical, cylindrical, and planar symmetry are?

A: Spherical symmetry means that if we assume a hypothetical sphere around a point then every portion…

Q: What has occurred after the Big Bang?     Objects in the universe have reached a critical density.…

A: The big bang is how astronomers describe the way the universe started. It is the vision that the…

Q: Discuss why power system load flow analysis is undertaken and why iterative methods are used.

A: Power system load inflow analysis is a abecedarian tool used in electrical engineering to study and…

Q: The expansion age of the universe is about _________ a) 1 billion years b) 10 billion years c)…

A: To find: The expansion age of the universe is about

Q: ccording to modern science, the age of the universe is about         a. 6,000 years   b.  14…

A: Question asked : Age of the universe, according to the modern science

Q: 17) In an accelerating Universe, the scale factor a) grows at an ever-decreasing rate over time. b)…

A: The scaling factor, represented by a(t), tells us to what extent our universe has expanded. Now if…

Q: What are your opinions on the theory of the big bang and if it is true?

A: Given: For the most part, it says that the universe as we know it began as an infinitely hot and…

Q: Planets are: A. luminous heavenly bodies revolving around a star B. non-luminous heavenly bodies C.…

A: As the planets are illuminated by the light from any star such as the sun around which all the…

Q: Define the term 'The Nature of Dark Matter' this term is from physics and how does it work.

A: The term 'The Nature of Dark Matter' refers to the characteristics and properties of a hypothetical…

Q: How can physics help us gain a greater understanding of the interconnected ness of everything in the…

A: The ness interconnection of the universe can be understand with the help of physics. The physics…

Q: is "the idea that a complete description of the universe at any time-fifty years ago, shortly after…

A: Step 1: The answer is: Determinism Step 2: Explanation: In physics, determinism means that the state…

Q: The cluster of galaxies which is farthest from the Earth is __________ a) Abel 2218 b) Milky way…

A: A

Q: Describe the purpose of the formula below. Then create a question about the universe that can be…

A: Given :        z = ∆λλ = vcQuestions to answer :  a) Describe the purpose of the formula.  b) Create…

Q: llustrate the Models of the Universe 1. Heliocentric System with circular orbits 2. Geocentric…

A: In this question we define the models of universe for heliocentric, geocentric system, heliocentric…

Q: Which statement below does not fit the model of the big bang and the subsequent changes in the…

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Q: Find the vector product (a X b) of the two given vectors: a = 2i + 3j + 4k, b = 3i + 5j. Here, i, j…

A:

Q: #Consider the system as shown in Fig. 2. The pulley is massless and the whole system is…

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Q: Helium is common element in the Universe. True/False

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: If the forces acting on a moving object are balanced, what will the object do? If the forces acting…

A: Force is measured in Newton(N)

Q: The rate of expansion of the universe is __________ a) Decelerating b) Accelerating c) Constant…

A: B

Q: In the final derived equation for orbital speed, the m in the numerator stands for ____ a.) The…

A: Orbital speed -The speed of a object at which it orbits around the barycenter of a system which is…

Q: The presence of dark energy affects to the way the Universe is expanding. Select one: True False

A: Dark energy is a hypothetical form of energy which acts opposite to gravity.   It occupies the…

Q: Why is Big Bang theory the most accepted theory on the origin of the universe? 2. How are Earth's…

A: Introduction: The Big Bang Theory is a cosmological model of the observable universe from the…

Q: About how long after the Big Bang singularity did nuclei such as deuterium and helium-4 form? Group…

A: We know that at the time of the Big Bang, the plasma was so dense and hot that nucleons could not…

Q: A planet orbits a star in a different stellar system The mass of the planet is 2 times Jupiter's…

A: This question is about to find gravitational force between star and planet in compare to…