If Earth be one half of its present distance from the Sun, by how many days will the present one year on the surface of Earth will change?

Q: A newly discovered planet has four times the mass of the Earth, but a person’s weight on the new…

A: Given, Weight at New planet = Weight at Moon and   Mass of the planet = 4* Mass of the Earth

Q: At the Earth's poles the plane in which the Foucault pendulum swings will appear to rotate once in…

A: SOlution:

Q: If G = 6.674 ⨉ 10 −11m3/kg/s 2and M Earth= 5.972 ⨉ 10 24kg and the sidereal period of the Earth is…

A: Given : Mass of Earth: 5.972×1024 kg G=6.674×10-11 m3/kg/s Period T=27.32 days

Q: In what direction in space with respect to Earth's rotation axis and the plane of its orbit is the…

A: The Earth axis is tilted (23.5°). In june, sun's rays all the way to north pole ( in northern…

Q: Which of the following are not a unit of time? (a) Second (b) Parsec (c) Year (d) Light year

A: Which among the given options are not unit of time.

Q: When do neap tides occur?

A: Tides are formed due to the gravitational pull of the moon and the sun as these bodies interact with…

Q: In addition to aberration of starlight due to Earth’s orbital motion around the Sun, there should…

A: Aberration is a phenomenon, which produces an apparent motion(or displacement) of celestial…

Q: What is the difference between a sidereal month and a synodic revolution for the Earth?

A: One sidereal month is the time taken by moon to complete one revolution around the Earth with…

Q: Because of the tilt of the Earth's axis, there is the phenomenon of night and day O true O Error

A: Rotation of earth causes night and day when the anterior and posterior part of earth face the sun

Q: Why doesn't Earth's rotation provide a suitable time standard?

A: The earth's rotation serves as the foundation for time. Two things will have an impact on the…

Q: Consider a plane that flies due east on a trip, and then returns due west following the same exact…

A: Flight times will remain the same. If we consider earth is rotating with some speed all the objects…

Q: if the UTC time is greater than 2359 will the date remain the same?

A: The full form of UTC is a universal time coordinate. This is maintained by Bureau International des…

Q: it takes 365.25 days for the earth to complete one revolution around the sun.Calculate its (a)…

A: time (t) taken to complete one revolution= 365.25 days

Q: What is the difference between rotation and revolution?

A: Rotation Revolution     Rotation of the Earth is its turning on its axis. Revolution is the…

Q: The time it takes the Earth to complete one 360-day rotation around its axis is O 24 hours, 4…

A: Earth rotates on its axis as well as it revolves around sun .

Q: If the distance between the Earth and the Sun were halved, what would happen to the Sun's angular…

A: Angular diameter is not a distance it is an angle. In this case angle subtended by sun at earth is…

Q: What is the difference between prograde rotation and retrograde rotation?

A: Given:  prograde and retrograde rotation

Q: What would be the effect on Earth's tides if the diameter of Earth becomes twice?

A: The tidal force acting on an astronomical body such as Earth is directly proportional to the…

Q: What is the rotation of the earth rotating around it’s axis

A: The Earth rotates counter clockwise direction. This is why the Sun rises in the East and sets in the…

Q: The Earth is closest to the sun in A. September B. January C. June D. March

A: Earth is closest to sun in winter season that is in early January.

Q: Earth’s day has increased by 0.002 s in the last century. If this increase in Earth’s period is…

A:

Q: Must engineers take Earth’s rotation into account when constructing very tall buildings at any…

A:

Q: Find the distance that the earth travels in one day in its path around the sun. Assume that a year…

A: Given data, Earth has a year of 365 days  Earth moving in a circle around the sun whose radius is 93…

Q: ____________________motion is a motion of an object near the Earth's surface in an arc or parabolic…

A: Given:-motion of an object near the Earth's surface in an arc or parabolic trajectory under the…

Q: It takes 365.23 days for the earth to complete one revolution around the sun. Calculate the (a)…

A: Time taken by earth to complete one revolution around sun=365.23 days To calculate- (a) period, (b)…

Q: a person weighs 792 N on the Earth, what is the person's weight on the Moon?

A: mass of moon = 1/6 mass of earth g earth= GM/R2  g moon = GM/R2×6  Therefore  W moon = 1/6 ×792 W =…

Q: if high tide occurs at 4 a.m on Tuesday, at approximately what time will the next low tide occur? 4…

A: SOlution: what is the time between high and low tide.

Q: Earth’s diameter is approximately 8000 miles. Estimate the speed of a point on Earth’s equator as…

A:

Q: The earth revolves round the sun in one year. If the distance between them becomes double, the new…

A:

Q: As the earth rotates, what is the speed of a physics student in Miami, Florida, at latitude 26°?…

A:

Q: Determine what the period of revolution of the Earth would be if its distance from the Sun were 3.5…

A:

Q: If earth starts revolving with more speed then normal , what happens??

A: If the Earth starts spinning faster, then a lot of things can happen. Some of them are following:Due…

Q: Over the course of the year, the right ascension of the Sun ....?

A: Since over the course of a year, the Sun must move through 24 hours of right ascension to return to…

Q: This apparent path of the Sun through the sky is caused by A. Earth's revolution around the Sun B.…

A: The correct option is C. Earth’s rotationon its axis.

Q: Which of the following are scientific hypotheses? (a) Chlorophyll makes grass green. (b) Earth…

A: A hypothesis:A hypothesis is a limited explanation about an observation that can be tested for some…

Q: What time after 3:00 PM will the minute-hand and the hour-hand of the clock be together for the…

A: At 3:00 PM, the angle between minute hand and hour hand = 90°  In a minute ,hour hand moved by 1/2 °…