the highness or the lowness of a sound
pitch
The human eye can detect ________.
Visible light
A(n) ____________ is an area in a wave where the particles of matter are spread out.
Rarefaction
the range of wavelengths, from radio waves to gamma rays
electromagnetic spectrum
A(n) _______ converts mechanical energy into electricity.
generator
the transfer of energy through direct contact
conduction
consists of multiple paths for the flow of current electricity
parallel circuit
A form of kinetic energy caused by the movement of molecules in matter is called _______.
Heat
Cyan, magenta, and yellow are examples of ___________.
secondary colors
the rate at which a substance warms up as it absorbs heat
specific heat
a device that is magnetized by current electricity
electromagnet
The flow of electrons through a circuit creates _________.
Current Electricity
the distance between two wave crests or troughs
wavelength
An area where particles are pushed together is called a(n) _________.
Compression
When electrons are transferred from one object to another, causing an imbalance of positive and negative charges, _________ is created.
static electricity
used inside a telescope to gather light
concave mirror
In the traditional RYB color model, red is one of three ________.
Primary Colors
a smooth surface that forms an image by reflection
mirror
has parallel slits that separate the various wavelengths of visible light
diffraction grating
The bending of a wave as the wave passes from one medium to another at an angle is called ___________.
refraction