Constellations
A person living on Earth sees daytime and nighttime every 24 hr. Which of these is responsible for changes from daytime to nighttime on Earth?
A-Earth’s tilt
B-Earth orbiting the sun
C-moon orbiting Earth
D-Earth rotating about its axis
What is D- Earth rotating about its axis?
When we say something is in orbit, we mean that it is traveling around another object in space. Which of the following does Earth orbit?
What is sun?
The picture below shows a phase of the moon.
What is third quarter?