Shadows

Front

What is the imaginary line running through the Earth from the North Pole to the South Pole called?

Back

Axis

Front

What happens to shadows when the sun gets higher in the sky?

Back

Shadows get shorter.

Front

What happens to shadows when the sun gets lower in the sky?

Back

Shadows get longer.

Front

What is formed when an object blocks the path of light?

Back

A shadow.

Front

If a tree is blocking the sunlight, where will its shadow be cast?

Back

The shadow will be cast in the opposite direction of the light source.

Front

What is the effect of the Earth's rotation on the position of shadows throughout the day?

Back

Shadows change position and length as the sun moves across the sky due to the Earth's rotation.

Front

How does the angle of sunlight affect the length of shadows?

Back

The lower the angle of sunlight, the longer the shadow; the higher the angle, the shorter the shadow.

Front

What is the term for the area where light is blocked by an object?

Back

Umbra.

Front

What is the term for the area surrounding the umbra where light is partially blocked?

Back

Penumbra.

Front

How do shadows behave on a cloudy day compared to a sunny day?

Back

Shadows are less defined and may appear lighter on a cloudy day.