LIGHT
HUMAN BODY
ELECTRICITY
400

Light is a form of this type of radiation.

What is electromagnetic radiation?

400

This organ, along with the brain, makes up the central nervous system.

What is the spinal cord?

400

According to the law of electrostatics, like charges typically have this effect on one another.

What is repel?

800

Humans can exclusively see this type of light.

What is visible light?

800

This organ has four chambers and is a vital part of the circulatory system.

What is the heart?

800

An object that does not allow electric charge to pass through it is an _______.

What is an insulator?

1200

When light travels into another medium, it bends, or changes direction, which is known as this.

What is refraction?

1200

This type of cell is undifferentiated and can divide to form specialized cells.

What is a stem cell?

1200

The current in this type of circuit is the same at every point.

What is a series circuit?
1600

This light emission occurs as a result of an electric current passing through a gas.

What is electric discharge?

1600

This disease is the most common form of dementia, a progressive disease that begins with mild memory loss and could potentially affect thinking, reaction, and language skills adversely.

What is Alzheimer's disease?

1600

This device measures electrical current in amperes.

What is an ammeter?

2000

Reflection off of a smooth surface is known as this type of reflection.

What is specular reflection?

2000

This type of tissue provides support and insulation, held together by a matrix.

What is connective tissue?

2000

This law states that the current between two points is proportional to the voltage across the those points.

What is Ohm's Law?