thermostat
Heliostat
Heliostat
the movement of the earth around the sun is caled what
sun does not move at all
Earth's rotation creates a sense of the sun's movement
Heliostat
Heliostat
the movement of the earth around the sun is caled what
The seasons in general are caused by the combination of (1) Earth's movement around the Sun, and (2) the fact that Earth's axis is tilted (is not exactly perpendicular to the plane of this movement).
sun does not move at all
Earth's rotation creates a sense of the sun's movement
A sundial is a device that measures time by the position of the Sun
Sun Shao - general - was born in 188.
Sun Shao - general - died in 241.
Our Sun, as with all other stars in our galaxy, orbits the center of the galaxy, which is presumed to be a black hole. (Technically, the Sun orbits the planets, too . . . that is, they orbit each other. But the effect on the Sun's movement is so slight that it can be ignored for general purposes.)
moon
by the movement of the sun