Shadows

Front

What is a shadow?

Back

A shadow is a dark area or shape produced by a body coming between rays of light and a surface.

Front

What factors affect the size of a shadow?

Back

The size of a shadow is affected by the position of the light source, the distance of the object from the surface, and the shape of the object.

Front

How does the position of the sun affect shadows during the day?

Back

As the sun moves across the sky, the length and direction of shadows change. In the morning, shadows are long and point west; at noon, they are shorter and point north; in the evening, they are long again and point east.

Front

What happens to shadows at noon?

Back

At noon, when the sun is highest in the sky, shadows are at their shortest.

Front

How do shadows change throughout the day?

Back

Shadows change in length and direction as the sun moves from east to west in the sky.

Front

What is the relationship between the height of an object and its shadow?

Back

Generally, taller objects cast longer shadows, especially when the light source is low in the sky.

Front

What is the effect of distance on shadow length?

Back

The farther an object is from the surface where the shadow is cast, the longer the shadow will be.

Front

How can you tell the time of day by looking at shadows?

Back

You can estimate the time of day by observing the length and direction of shadows, as they change with the sun's position.

Front

What is the role of light in creating shadows?

Back

Light travels in straight lines, and when an object blocks the light, it creates a shadow on the surface behind it.

Front

What is a silhouette?

Back

A silhouette is a dark shape or outline of an object that appears against a lighter background, often seen when the light source is behind the object.