Shadow and Light

What causes a shadow to form?

• Reflection of light

• Refraction of light

• An object blocking the path of light

• Absence of light

What is a shadow?

• A shadow is a reflection of an object on a surface.

• A shadow is a result of light passing through an object.

• A shadow is a dark area or shape produced by an object blocking the light.

• A shadow is a phenomenon that only occurs during the day.

When does a shadow appear longer?

• When the object is closer to the light source.

• When the object is transparent.

• When the angle between the object and the light source is larger.

• When the angle between the object and the light source is smaller.

What happens to a shadow when the light source is closer to the object?

• The shadow becomes larger.

• The shadow stays the same size.

• The shadow disappears.

• The shadow becomes smaller.

What happens to a shadow when the light source is farther away from the object?

• The shadow becomes smaller and more defined.

• The shadow becomes larger and less defined.

• The shadow disappears completely.

• The shadow remains the same size and definition.

What is the shape of a shadow?

• The shape of a shadow is always a square.

• The shape of a shadow is the same as the shape of the object casting the shadow.

• The shape of a shadow is a perfect circle.

• The shape of a shadow is determined by the angle of the light source.

Can a shadow have different colors?

• No

• Sometimes

• Yes

• Only in certain lighting conditions

What is the difference between a shadow and a reflection?

• A shadow is always black, while a reflection can have different colors.

• A shadow is a two-dimensional representation of an object, while a reflection is a three-dimensional representation.

• A shadow is the result of an object absorbing light, while a reflection is the result of an object emitting light.

• A shadow is the absence of light caused by an object blocking the light source, while a reflection is the bouncing back of light when it hits a surface.

How can you change the size of a shadow?

• Change the color of the object.

• Rotate the object.

• Increase the intensity of the light source.

• Adjust the distance between the object and the light source.

Why do shadows change throughout the day?

• The position of the sun in the sky changes.

• The temperature of the air changes.

• The Earth's rotation speed changes.

• The angle of the Earth's axis changes.