SOLAR SYSTEM

UNIVERSE

SOLAR STRUCTURE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Match the definition with the correct word. Average distance from Earth to the Sun-about 150 million km.
A
period of revolution
B
period of rotation
C
comet
D
astronomical unit
Explanation: 

Detailed explanation-1: -One astronomical unit is the approximate mean distance between Earth and the sun. It’s about 93 million miles (150 million km), or 8 light-minutes.

Detailed explanation-2: -Our Sun is a 4.5 billion-year-old star – a hot glowing ball of hydrogen and helium at the center of our solar system. The Sun is about 93 million miles (150 million kilometers) from Earth, and without its energy, life as we know it could not exist here on our home planet.

Detailed explanation-3: -Astronomical units, abbreviated AU, are a useful unit of measure within our solar system. One AU is the distance from the Sun to Earth’s orbit, which is about 93 million miles (150 million kilometers).

Detailed explanation-4: -astronomical unit (AU, or au), a unit of length effectively equal to the average, or mean, distance between Earth and the Sun, defined as 149, 597, 870.7 km (92, 955, 807.3 miles).

Detailed explanation-5: -The approximate distance between the Earth and the Sun is 150000000 km. Earth orbits the sun 100, 000 times closer than the Oort Cloud, at an average of 92, 955, 807 miles (149, 597, 870 km).

Detailed explanation-6: -Size and Distance From an average distance of 93 million miles (150 million kilometers), Earth is exactly one astronomical unit away from the Sun because one astronomical unit (abbreviated as AU), is the distance from the Sun to Earth.

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