Light Summative 5th Grade

Front

What is light?

Back

Light is a form of energy that travels in waves and can be seen by the human eye.

Front

What does it mean for light to travel in a straight line?

Back

It means that light moves in a direct path without bending or changing direction.

Front

What is reflection of light?

Back

Reflection is when light bounces off a surface, such as a mirror or water.

Front

What is a periscope?

Back

A periscope is an optical device that allows a person to see objects that are not in their direct line of sight, using mirrors.

Front

What role do mirrors play in a periscope?

Back

Mirrors in a periscope reflect light from an object, allowing the viewer to see it.

Front

What is refraction of light?

Back

Refraction is the bending of light as it passes from one medium to another, like from air to water.

Front

What is a shadow?

Back

A shadow is a dark area created when an object blocks light from a light source.

Front

How does light create a shadow?

Back

Light travels in straight lines, and when an object blocks the light, it prevents light from reaching the area behind it, creating a shadow.

Front

What is the difference between transparent, translucent, and opaque materials?

Back

Transparent materials allow light to pass through completely, translucent materials allow some light to pass through, and opaque materials do not allow light to pass through.

Front

What is the law of reflection?

Back

The law of reflection states that the angle of incidence is equal to the angle of reflection.