_____ is the process of changing directly from a gas to a solid

_____ is the change of state from a gas to a liquid

_____ is the process of a liquid changing to a gas at the surface of the liquid.

_____ is matter that has no definite volume or definite shape.

_____ is the gas state of a substance that is normally a solid or liquid at room temperature.

_____ is matter with a definite volume but no definite shape.

Matter that has a definite shape and volume is called a(n) ____.

____ states that the pressure of a gas increases if the volume decreases.

____ states that the volume of a gas increases with increasing temperature.

____ is the change of state from a liquid to a gas.

____ is a measurement of a liquid's resistance to flow.

____ is the amount of force per unit area applied to an objects surface.

____ is energy due to motion.

____ is a positively charged particle in the nucleus of an atom.

_____ is a neutral particle in the nucleus of an atom.

_____ is a negatively charged particle that occupies the space in an atom outside the nucleus.

____ is the number of protons in an atom

____ is the sum of the protons and neutrons in the nucleus.

___ is a small particle that is the building block of matter.

___ is an atom that is no longer neutral because it has lost or gained electrons.

___ is an atom of the same element that has a different number of neutrons.

___ is the region in the center of the atom where most of the element's mass is located.

A(n) ____ is a force that holds two or more atoms together.

A(n) ____ is the attraction between positively and negatively charged ions in an ionic compound.

A chemical bond formed when 2 atoms share one or more pairs of electrons is called a(n) ____.

A(n) ____ is formed when many metal atoms share their pooled valance electrons.

Two or more atoms that are held together by covalent bonds and act as a unit is called a(n) ___.

A(n) ____ is the outermost electron of an atom.

A(n) _____ is a group of chemical symbols and numbers that represent the elements and the numbers of atoms of each element that make up a compound.

The ___ is the highest point on a transverse wave.

The ___ is the lowest point on a transverse wave.

___ is the maximum distance a wave varies from its rest position.

___ is the measured distance between the same two points on a wave.

___ is the number of wavelengths that pass by a point per second.

___ is the region of a longitudinal wave where the particles of the medium are close together.

___ is the region of a longitudinal wave where the particles of the medium are far apart.

___ is a material in which a wave travels.

A(n) _____ is a wave in which the disturbance is parallel to the direction the wave travels.

A(n) _____ is a wave in which the disturbance is perpendicular to the direction the wave travels.

A(n) _____ is a wave that can only travel through matter.

A(n) _____ is a transverse wave that can travel through empty space and matter.

A disturbance that transfers energy from one place to another without transferring matter is called a(n) ____.

The ___ is the perception of how high or low a sound is.

A(n) ____ is a reflected sound wave.

____ is the study of how sound interacts with structures.

A system that uses the reflection of sound waves to find underwater objects is called ____.

____ occurs when an object vibrating at its natural frequency absorbs energy from a nearby object vibrating at the same frequency.

____ is the process an animal uses to locate an object by means of reflected sounds.

The ____ is the change of pitch when a sound source is moving in relation to an observer.

____ occurs when waves overlap and combine to form new waves.

A longitudinal wave that can travel only through matter is called a(n) ____.

____ is the amount of energy that passes through a square meter of space in one second.

A(n) ____ is a high-energy electromagnetic wave with the shortest wavelength.

A(n) ____ is a low-frequency, low-energy electromagnetic wave that has a wavelength longer than 30 cm.

____ is an electromagnetic wave that has a slightly shorter wavelength and higher frequency than visible light.

A(n) _____ is a low-frequency, low energy electromagnetic wave that has a wavelength between 1 mm and 30 cm.

A(n) _____ is an electromagnetic wave that has a wavelength shorter than a microwave but longer than visible light.

A(n) _____ is a high-energy electromagnetic wave that has a slightly shorter wavelength shorter and higher frequency than ultraviolet.

____ is energy carried by an electromagnetic wave.

A(n) _____ is a set of paired statements that give descriptions of organisms.

The broadest category when classifying living things is the ___.

____ is the science of describing, classifying, and naming organisms.

____ is putting things into groups based on characteristics they share.

___ is the part of the electromagnetic spectrum we can see.