Information Processing & Transfer

Front

What is Morse Code?

Back

A code in which letters are represented by a combination of short and long signals or marks.

Front

What is echolocation?

Back

The process of finding an object by using reflected sound or echoes.

Front

What is a convex lens?

Back

A lens that is thicker in the middle.

Front

What does opaque mean?

Back

Materials that completely block light from passing through.

Front

What is coding?

Back

The process of writing a computer program in a language that can be used by a computer.

Front

What is binary code?

Back

A system of representing text or computer processor instructions using the binary number system, which uses only two symbols: 0 and 1.

Front

What is reflection?

Back

The bouncing back of light or sound waves when they hit a surface.

Front

What is refraction?

Back

The bending of light as it passes from one medium to another.

Front

What is a translucent material?

Back

A material that allows some light to pass through but not enough to see clearly.

Front

What is a computer program?

Back

A set of instructions that a computer follows to perform a task.