WorksheetsUnit 3 Vocabulary 3
Total questions: 21
Worksheet time: 24mins
What is composed of two or more atoms connected by chemical bonds?
Element
Solution
Molecule
Colloid
What is a substance that cannot be broken down into simpler substances by chemical means?
Molecule
Element
Compound
Mixture
What is a molecule composed entirely of atoms from the same element called?
Compound
Elemental molecule
Mixture
Suspension
A substance made up of two or more different chemical elements bonded together in a fixed ratio is called a (a) .
Match the following types of mixtures with their descriptions.
Homogeneous mixture
A mixture with a uniform composition throughout
Solution
A type of homogeneous mixture where one substance is dissolved in another
Heterogeneous mixture
A mixture with a composition that is not uniform and can be easily distinguished
Elemental molecule
A molecule consisting of only one type of element
Match the following terms with their definitions.
Element
A pure substance consisting of only one type of atom.
Compound
A substance formed when two or more chemical elements are chemically bonded together.
Mixture
A physical blend of two or more substances that preserve their identities.
Colloid
A homogeneous mixture where the particles are dispersed throughout but are not heavy enough to settle out.
Examples of
Heterogeneous mixtures
Homogeneous mixtures
Suspensions
Colloids
What is a homogeneous mixture of two or more substances that can exist in any phase?
Element
Solution
Compound
Mixture
Match the following types of mixtures with their characteristics.
Solution
Homogeneous mixture where solute is completely dissolved
Colloid
Mixture with particles that do not settle out
Suspension
Mixture with solid particles that settle out over time
Element
Pure substance consisting of only one type of atom
A mixture that contains microscopic, undissolved particles that do not settle out is called a (a) .
Muddy water is an example of a (a) .
A (a) is a homogeneous mixture.
Which mixture type involves a solute and a solvent?
Colloid
Suspension
Solution
Compound
Examples of?
Homogeneous mixtures
Heterogeneous mixtures
Solutions
Elemental molecules
Match the term to its definition.
Solid
definite shape and definite volume
liquid
indefinite shape and definite volume
gas
indefinite shape and indefinite volume
viscosity
resistance to flow
kinetic energy
motion of particles or objects
Match the terms to the phase changes
Organize these options into the right categories
definite shape and volume
strong bonds between particles
least kinetic energy
indefinite shape and definite volume
particles are held togather by adhesion, they can move freely/roll around
takes the shape of its container
intermediate kinetic energy
indefinite shape and volume
particles move freely, zoom around, little or no attraction
compressible
fills the entire container
most kinetic energy of particles
Organize these options into the right categories
metal + metal
FeMn
metal + nonmetal
NaCl
named without using mono, di, tri ...
nonmetal + nonmetal
SiCl4
named using mono, di, tri ...
Sodium Chloride
Silicon Tetrachloride
Organize these options into the right categories
kinetic energy increases
temperature increases
particle motion increases
ice melts
water evaporates
kinetic energy decreases
particle motion decreases
temperature decreases
water vapor condenses
water freezes
particle attraction decreases
particle attraction increases
inversely proportional
as volume increases, pressure decreases
directly proportional
as temperature increases volume increases and as temperature decreases volume decreases
ears popping as altitude increases or decreases
leaving a ball out over night and it goes flat
Match the term to the reaction
synthesis - 2 things become 1
decomposition - 1 thing becomes 2
single replacement - 1 thing switches
double replacement - 2 things switch
combustion - releases heat/light/H2O/CO2
Match the examples to the term
Humans have endoskeletons
Cockroaches have exoskeletons
releasing heat/energy
storing heat/energy
microwaving a burrito
Cellular respiration in animals
Explosion of fireworks
Photosynthesis in plants
have a uniform composition
have distinct components
Vinegar (a solution of acetic acid in water)
Steel (an alloy of iron and carbon)
concrete (a mixture of cement, sand, gravel, and water)
Ice cubes in a soft drink (ice cubes are visible and do not mix evenly)
