Explain the tidal hypothesis.

Q: In Class Question A new planet has been discovered around a Sun-like star. Only limited information…

A: We have been given a planet of semi major axis a=0.4 AU, Density=1.3 w.r.t water and it is mainly…

Q: which of the dwarf planets is the largest?

A: The largest dwarf planet is Pluto with diameter 2372 km .

Q: If the moon has a mass of 7.35 * 1022 kg and a diameter of 3475.3 km, then its density is * a. 3.34…

A: Given data:  Mass (m) = 7.35×1022 kg Diameter (d) = 3475.3 km Required: Density (ρ)

Q: what is the importance of gravity

A: Importance of Gravity

Q: 10. Match Kepler Laws with the correct description. Kepler's Second Law Kepler's Third Lav Kepler's…

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Q: Name the planets in order, starting with the planet closest to the Sun.

A: Solar system contain 8 planets orbits around Sun in their own elliptical orbits keeping Sun at one…

Q: Select all of the following that describe an AU. OThe average distance between Earth and our Sun…

A: Astronomical unit is a unit of distance commonly known as AU.

Q: Two identical planets orbit a star in concentric circular orbits in the star's equatorial plane. Of…

A: Keplers  third law the time period a planet is directly proportional to 32  power of its distance…

Q: The Astrometry technique is useful in finding the _______________________ . (Select all that apply)…

A: Astrometry is the method by which we can detect the motion of a star by making precise measurements…

Q: Tidal force: Two equal masses a distance L apart joined by a string are in free fall toward a…

A: When an object falling freely it experiences a weightlessness.

Q: which of the following planets compositions resembled the sun the

A: The composition of Jupiter is similar to that of the Sun – mostly hydrogen and helium. Deep in the…

Q: Determine what the period of revolution of the earth would be if it's distance from the sun were 6.0…

A:

Q: How Are Gravity and Movement Detected?

A: How Are Gravity and Movement Detected?

Q: Give five reasons our knowledge of the solar system has increased considerably in the past few years

A: The study of the facts about the universe is known as astronomy science. The solar system is a part…

Q: 4. The distance between a comet and Earth over a period of time since January 1, 2020 is shown in…

A:

Q: According to the nebular theory, which planet is most likely to be gaseous rather than rocky?

A: Rocky  planet are mercury Venus and earth and mars are wrong.   A gas giant is a large planet…

Q: Describe the orientation and the shape of the motion of the orbits of the major planets?

A: Answer:- the orientation and the shape of the motion of the orbits of the major planets. Now, The…

Q: Why Venus’ phase observation made it very difficult to argue against the heliocentric model

A: Observation of the phases of Venus is a reason to accept the heliocentric model by Galileo.Venus…

Q: If the moon of the hypothetical planet X has a distance of 0.2 AU (astronomical units) and has a…

A:

Q: Do planets cast shadows? What is your evidence?

A: Yes, planets cast shadows.

Q: According to Lunar Laser Ranging experiment the average distance LM from the Earth to the Moon is…

A: The solution can be given as follows :-

Q: calculate the force of gravity between earth (m=5.972x10^24kg) and the closest satellite (m=4,587kg)…

A:

Q: What is the value of g (gravity) ? 98 m/s O 9 m/s O 9.8 m/s O 8.9 m/s

A:

Q: please provide FLAT EARTH theory.

A: FLAT EARTH THEORY : In archaic time people used to think that the earth's shape is as a plane or…

Q: Calculate the orbital speed in km/s of the planet Threa given that the radius of the Threa's orbit…

A:

Q: How could you determine mass of planet such as Venus which has no Moon?

A:

Q: Earth is about 150 million kilometers from the Sun (1 Astronomical Unit, or AU), and the apparent…

A: Given dataIntensity of light I=1300 wattm2Distance between earth and sun R=1.5x1011 mApply inverse…

Q: Earth formed in a swirling disk of matter surrounding the sun. As particles in the disk collected…

A: gravitational force is the force that helped the formation of planets around the sun. Initially, the…

Q: Use the data of Table 7.3 to find the point between Earth and the Sun at which an object can be…

A: Let r  be the distance of the object from the centre of earth. When the gravitational forces due to…

Q: 2Read Revolution and Chang X E Unthled document-Google Docs X Apex Leaming - Courses…

A: Gravitational and electromagnetic forces are long range forces. Gravitational forces are exerted…

Q: A geosynchronous Earth satellite is one that has an orbital period of precisely 1 day. Such orbits…

A: The expression from the Kepler's third law is, T12T22=R13R23...............(1) Here, T1 is the time…

Q: Pluto K = 39.4 AU b) Pluto's largest moon, Charon (which is nearly half the size of Pluto!), has an…

A:

Q: 12. Complete the chart for escape velocities. Mass (kg) 5.98x1024 7.35x1022 Object Radius (m)…

A: Given that:- Mass and radius of earth, moon and Jupiter is given in the question.

Q: 5. A spherical planet has a mass of 5 X 1024 kg. Its diameter is 10,000 km. First calculate its vol-…

A: Given information: The mass of the spherical planet, m=5×1024 kg The diameter of the planet, D=10000…

Q: Calculate the force of gravity between Earth and the Sun (the Sun’s mass = 2.0 × 1030 kg; average…

A:

Q: Place the planets in order from smallest revolution period around the sun to largest?

A: The required order from smallest to highest revolution period around the sun is,

Q: epler’s First Law: Elliptical Planetary Orbits:     The solar system major planet in the most…

A: Given that  At Perihelion, Mercury’s distance from the Sun (Rp) is 0.31 AU. At Aphelion, Mercury’s…

Q: When tidal bulges are NOT in a direct Earth-moon line but slightly ahead of the moon,   a. Earth’s…

A: Tidal Bulges are caused due to the mutual gravitation of the Earth-Moon system. These are caused by…

Q: The certain forest moon travels in an approximately circular orbit of radius 14,733,533 m with a…

A: Write the given values of this problem. R=14733533 mT=11 days 13 hrT=(11×24×3600+13×3600)T=997200…

Q: Why is it important to study satellites and planetary motion

A: Answer :- Satellites study is important because satellites have allows them to see large areas of…