Click to start!
10Click to start!
10Click to start!
10Click to start!
10Meter and kilometer are suitable units to measure distance between stars.
Astronomical Unit is used to measure distance between planets and the Sun.
One light-year is the distance travelled by light in one year.
The distance between Earth and the Sun is called one Astronomical Unit.
Light-year is a unit of time.
The distance between stars is measured in light-years.
One AU is smaller than one meter.
Proxima Centauri is the nearest star to Earth after the Sun.
The speed of light is 3 × 10⁸ m/s.
Astronomical units are used to measure distance between galaxies.
Percentage: 0%
Which unit is best to measure distance between Earth and Sun?
What does AU stand for?
Which unit is used to measure distance between stars?
One light-year measures the distance travelled by light in:
What is the value of 1 AU in meters?
Why are meters not used for space distance?
The distance of Mars from the Sun is about:
Which planet is about 1 AU away from the Sun?
Proxima Centauri is about how far from Earth?
Which unit is larger?
The average distance between the Earth and the Sun is called ______.
The symbol of Astronomical Unit is ______.
One ______ is equal to 1.5×10¹¹ m.
The distance travelled by light in one year is called ______.
The symbol of light-year is ______.
One ______ is equal to 9.46×10¹⁵ m.
The distance between ______ is measured using Astronomical Unit.
The distance between stars is measured in ______.
The nearest star to Earth after the Sun is ______.
The ______ of light is 3×10⁸ m/s.