Copernicus
An object in space that circles around another object is called a satellite. Satellites can be natural, such as moons orbiting planets, or artificial, like man-made spacecraft orbiting Earth.
They are said to be concentric circles.
Orbit is the word used to describe the motion of the Earth as it circles another object in space.
circles don't have any characteristic's.
you have to put your cursor in circles repeatedly
"round" is used to describe the "circle". "circles" is the noun and "round" is an adjective.
Mercury circles the sun in 88 days. That is the fastest orbiting planet. It is because of it's position with the sun. It is the closest so it has a smaller orbit.
You could start with the question "are crop circles real?" And go from there if they are or not. Do a PowerPoint with pictures of them and describe or prove they were fake.
A dart board because they look like concentric circles and concentric circles look like circles with a center words like swirly could describe...
An object that circles another object is said to be in orbit around it. The object being circled is typically larger and exerts a gravitational force that keeps the circling object in its path. Examples of such objects include the Moon orbiting the Earth and planets orbiting the Sun.
That's a Venn diagram.
Study of circles. It was derived by mathematicians(Greek?) who developed an infinite series to describe it.