Light Basics
This term describes how light travels in paths.
Straight lines
This type of object blocks light and creates a shadow.
Opaque object
Variables that are kept constant or unchanged throughout the experiment
The control
A piece of glass or other transparent
material which has curved sides to
refract light
Lens
An object that emits its own light is called this.
Luminous object
True or False: A shadow is formed when a transparent object blocks light.
False
This type of material allows all light to pass through it.
Transparent
In an experiment, this variable is what you measure.
Dependent variable
This phenomenon describes the bending of light as it passes through different mediums.
Refraction
When we see an object, light is this off the object.
Reflected
Diddy uses this device to see Tiny by reflecting light.
Periscope
An object that allows some light to pass through but not all is described as this.
Translucent
This piece of equipment is needed to create a shadow in an experiment.
Torch
When light passes through a prism, this range of colors is produced.
Visible spectrum
Who was Isaac Newton?
Isaac Newton was a famous scientist from England known for his laws of motion and gravity. He also studied light and colors.
The variable that is manipulated or changed by the researcher to observe its effects.
Independent variable
What happens during a solar eclipse?
The Moon passes between the Earth and the Sun, blocking all or part of the Sun's light from reaching the Earth.
Who was Ibn al-Haytham?
Ibn al-Haytham, also called Alhazen, was a scientist from the Arab world known as the "father of optics." He made important discoveries about how light behaves and how we see.