Exploring Shadows, Day, and Night on Earth

What causes day and night on Earth?

• The Earth moving around the Sun

• The Earth spinning on its axis

• The Moon blocking the Sun's light

• The Sun moving around the Earth

What is a shadow?

• A reflection of an object

• A dark area where light from a light source is blocked by an opaque object

• A mark left on the ground by the Sun

• A hole in the light

Why are shadows longer in the winter?

• Because the Earth is farther from the Sun

• Because the Sun is weaker in winter

• Because the Sun's path is lower in the sky

• Because the days are shorter

What happens during an equinox?

• The Earth is closest to the Sun

• Day and night are of equal length everywhere on Earth

• The Earth's poles are at their maximum tilt away from or towards the Sun

• It marks the beginning of summer

Why does the Earth experience seasons?

• Because of the Earth's distance from the Sun changing throughout the year

• Because of the Earth's orbit around the Sun being a perfect circle

• Because of the tilt of the Earth's axis relative to its orbit around the Sun

• Because of the Moon's orbit around the Earth