Tell me what is dark matter?
Q: What do you mean by leptons?
A: Leptons are subatomic particles that have half spin. They respond to the gravitational force, weak…
Q: Cite an evidence that we are living in an expanding universe.
A: The universe we are living in is expanding. This is evident from Hubble's observations in 1929. A…
Q: How do physicists measure the expansion rate of the universe?
A: How do physicists measure the expansion rate of the universe?
Q: Is antimatter, dark matter, dark energy, and degenerate matter all t
A: Antimatter, dark matter ,dark energy and degenerate matter are not all the same thin. Antimatter:…
Q: Is there any difference between antimatter, dark-matter, dark energy and degenerate matter?
A: Antimatter: It is like a simple matter. It also reflects the light. For example, positron is the…
Q: explain semi-classical gravity
A: Solution: To explain the semi classical gravity
Q: What is a mass difference, and how does it arise?
A: To explain: Mass difference.
Q: What do you mean by dark matter?
A: Dark matter is composed of particles that do not absorb, reflect, or emit light, so they cannot be…
Q: How does string theory attempt to unify quantum mechanics and general relativity?
A: String theory attempt to unify Quantum mechanics and general relativity
Q: What if the Andromeda galaxy were to disappear How long before we would notice?
A: About 2.5 million light-years separate our solar system from the Andromeda galaxy. If it vanished,…
Q: What is Big Bang theory?
A: Astronomers have given several theories and facts for the galaxies moving away from our galaxy.…
Q: Block B in the figure weighs 792 N. The coefficient of static friction between block and table is…
A: Free body diagram for block B. Since the system is stationary ,there should not be any resultant…
Q: Dark energy
A: Dark Energy is a hypothetical form of energy that exerts a negative, repulsive pressure, behaving…
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: Which galaxies are moving the fastest away from us?
A: Our nearest galaxy is Milky way.
Q: How did Harlow establish the sun's position in the galaxy and the galaxy's size?
A: Given How did Harlow establish the sun's position in the galaxy and the galaxy's size, as following…
Q: What do you mean by space quantization?
A:
Q: How do we measure Dark Matter?
A: Two methods were used by DES scientists to measure dark matter. Firstly, maps of galaxy positions as…
Q: What do you mean by synchrotron?
A: A synchrotron is a large machine. It is used in electric fields to accelerates the electrons at…
Q: Is the universe open or closed?
A: the universe as "closed," "open," or "flat," meant that the density of the universe was either so…
Q: How black holes made us?
A:
Q: Make a web search and explain in your own words dark energy and dark matter ( in astronomy )
A: Our universe is dominated by mysterious and invisible form of matter and energy. Universe consist…
Q: What exactly is dark matter?
A: Particles that do not absorb, reflect, or emit light, hence cannot be detected by electromagnetic…
Q: What are your thoughts on the hypothesis of the big bang?
A: It is required to discuss the big bang theory.
Q: If we change gravitation laws is it possible to get rid of Dark Matter concept?
A: Dark matter is considered to be a hypothetical particle that is considered to be the glue that holds…
Q: What caused the explosion of Big bang?
A: Given What caused the explosion of the Big bang, as following below.
Q: What is milky way ?
A: The Milky Way is a barred spiral galaxy, a vast and intricate cosmic structure that contains our…
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: What is dark matter and how do we know it exists?
A: Dark matter is the invisible form of matter which can not be directly detected but its effect can be…
Q: Why is the discovery of dark matter and dark energy so important to our understanding of the…
A: Dark matter and dark energy are one of the mysteries of the universe that are not fully understood.…
Q: What is “dark energy”? What is “dark matter”? Why do some scientists think it is everywhere, while…
A: We live in a universe where a lot of space seems to have nothing but a vacuum. A majority portion of…
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: how big is the universe in numbers
A: The universe is made up of all of space, time, and everything that exists within them, including all…
Q: If we change gravitation laws is it possible to get rid of Dark Matter concept?
A: Dark matter is considered to be a hypothetical particle that is considered to be the glue that holds…
Q: What is mysterious matter?
A:
Q: What is the concept of dark matter, and what evidence suggests its existence?
A: Introduction:The predictions of the general theory of relativity fall short in explaining the…
Tell me what is dark matter?
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