Equipment Exam 2 chapter 4

Matter

anything that has shape or form and occupies space ?

matter

what is the substance of which all physical objects are composed ?

mass & quantity

all matter has ?

weight

what does under the influence of gravity give to matter ?

interchanged

mass and energy can be what ?

weighed

the primary distinction between mass & energy is that a mass, however small, can be ______ when it is in a gravity field ?

cannot be weighed

forms of pure energy, such as electromagnetic waves, _____ ?

substance

used to describe any material with a definite and constant composisiton ?

Element

the simplest form of any substance is ?

element

substance that cannot be broken down into any simpler substance by ordinary means. ?

identical atoms

an element is comprised of a group of ________ that share specific chemical behaviors. ?

atom

what is the smallest single unit of an element that retains those chemical behaviors ?

chemical behaviors

what refers to the making or breaking of actual connections between atoms in which they physically share their components ?

compound

what describes a substance in which atoms of different elements are chemically bound together ?

mixture

what describes the combination of two or more substances in such a way that they are not chemically bound together ?

mechanically

mixtures are ______ stirred together, but given time, they tend to separate ?

settle

if it is a mixture, the heavier substance will _________ to the bottom of the container ?

not seperate

a compound will _______ solely on the basis of passing time

molecule

any time two or more atoms are chemically bound together, they make up what ?

Molecule

what is the smallest unit of any chemical compound?