Noche y día

The video explains the apparent movement of the sun across the sky, which is actually due to the Earth's rotation on its axis. The Earth rotates counterclockwise, taking 24 hours to complete one rotation, resulting in the cycle of day and night. As the Earth rotates, different parts of the planet experience sunrise and sunset, creating a continuous cycle of dawn and dusk globally.

Why does the sun appear to move across the sky from east to west?

• Due to the Earth's rotation on its axis

• Because the sun is moving around the Earth

• Due to the moon's gravitational pull

• Because the Earth is stationary

How long does it take for the Earth to complete one full rotation on its axis?

• 24 hours

• 12 hours

• 365 days

• 48 hours

What causes one half of the Earth to experience daytime while the other half experiences nighttime?

• The moon's phases

• The sun's movement across the sky

• The Earth's rotation on its axis

• The Earth's orbit around the sun

What happens to a person standing on Earth as the day progresses?

• They experience constant daylight

• They move away from the sun and experience night

• They remain in the same position relative to the sun

• They move closer to the sun

At any given moment, what is happening on different parts of the Earth?

• The entire Earth is in darkness

• Some parts are experiencing sunrise while others are experiencing sunset

• All parts are experiencing nighttime

• All parts are experiencing daylight